17 Oct 1941
Guam
Guam
- The US began evacuating non-essential personnel from Guam, Mariana Islands. ww2dbase [Invasion of Guam | CPC]
14 Jan 1942
Guam
Guam
- Part of the Japanese invasion fleet for Rabaul, New Britain departed from Guam, Mariana Islands. ww2dbase [New Guinea-Papua Campaign, Phase 1, Bismarck Islands | CPC]
26 May 1942
Guam
Guam
- Kumano joined the Midway Invasion Transport Group at Guam, Mariana Islands. ww2dbase [Battle of Midway and the Aleutian Islands | Kumano | DS]
26 Jan 1943
Guam
Guam
- USS Flying Fish damaged a Japanese freighter in Apra Harbor, Guam, Mariana Islands, hitting her with 1 of 2 torpedoes fired. ww2dbase [Flying Fish | Apra Harbor | CPC]
8 May 1944
Guam
Guam
- Gato-class submarine USS Silversides arrived in her patrol area off Guam, Mariana Islands and almost immediately detected a convoy of six or seven Japanese ships departing Apra Harbor. Silversides fired four Mark XVIII electric torpedoes (her first of the war) and scored one hit, with unobserved results due to depth charging counterattack. ww2dbase [Silversides | Mark XVIII | DS]
20 May 1944
Guam
Guam
- Off Apra Harbor, Guam, Gato-class submarine USS Silversides torpedoed and sank Japanese gunboat Shosei Maru. ww2dbase [Silversides | DS]
11 Jun 1944
Guam
Guam
- USS Yorktown (Essex-class) reached the launch point and began sending planes to soften up of targets in preparation for the invasion of Saipan, Mariana Islands. Yorktown aircrews concentrated primarily upon airfields located on Guam, Mariana Islands. Those raids continued until the 13th. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | Yorktown (Essex-class) | DS]
16 Jun 1944
Guam
Guam
- USS St. Louis shelled Guam, Mariana Islands. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | St. Louis | DS]
19 Jun 1944
Guam
Guam
- USS Yorktown (Essex-class) began strikes on Japanese air bases on Guam, Mariana Islands in order to deny them to their approaching carrier-based aircraft and to keep the land-based planes on the ground. During this, the first day of the Battle of the Philippine Sea, Yorktown aircraft claimed 37 enemy planes destroyed and dropped 21 tons of bombs on the Guam air bases. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | Yorktown (Essex-class) | DS]
5 Jul 1944
Guam
Guam
- USS Wasp's aircraft attacked Japanese positions on Guam and Rota of the Mariana Islands. ww2dbase [Wasp (Essex-class) | CPC]
17 Jul 1944
Guam
Guam
- USS New Mexico arrived in waters off Guam. ww2dbase [New Mexico | CPC]
- USS St. Louis took station off Apra Point, Guam covering forces conducting reconnaissance and underwater demolition. During this time, a diver inspected St. Louis's propellers and found the No. 3 propeller and 39-feet of the shaft were missing. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | St. Louis | Facpi Point | DS]
- USS Honolulu arrived at Guam and began supporting pre-invasion operations with shore bombardments. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | Walden Ainsworth | Honolulu | DS]
18 Jul 1944
Guam
Guam
- USS St. Louis joined with cruisers USS Wichita and USS Minneapolis for a bombardment of Asan Beach, Guam. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | St. Louis | Minneapolis | Asan | DS]
19 Jul 1944
Guam
Guam
- Battleship USS Colorado with cruisers USS Wichita and USS St. Louis bombarded positions behind Agana Beach, Guam. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | St. Louis | Colorado | Agana | DS]
21 Jul 1944
Guam
Guam
- US 3rd Marine Division landed near Agana and US 1st Provisional Marine Brigade landed near Agat on Guam, Mariana Islands; the landing was supported by US Navy Task Force 53. US Navy and US Army aircraft attacked Tinian of Mariana Islands, Eniwetok of Marshall Islands, and Truk and Yap of Caroline Islands as indirect support. Troops of the US Army 77th Infantry Division arrived in the afternoon; their landing was difficult due to the lack of LVT vehicles. A mile-deep beachhead was established at both landing sites by sundown. The Japanese attempted a counterattack during the night, which was repulsed. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | CPC]
- USS Wasp's aircraft provided aerial cover for the invasion of Guam, Mariana Islands. ww2dbase [Wasp (Essex-class) | CPC]
- USS New Mexico shelled Japanese positions on Guam. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | New Mexico | CPC]
- USS St. Louis bombarded Agana Beach and positions behind it during the landings by US Marines and US Army troops on Guam. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | St. Louis | Agana | DS]
28 Jul 1944
Guam
Guam
- US Marines captured the old US Marine Corps parade ground on Guam, Mariana Islands. Elsewhere on the island, Lieutenant General Takeshi Takashina, commanding the 19,000 Japanese garrison on Guam, was killed by machine gun fire. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | CPC, AC]
30 Jul 1944
Guam
Guam
- USS New Mexico shelled Japanese positions on Guam. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | New Mexico | CPC]
- Battleships USS New Mexico and USS Idaho with cruisers USS San Francisco and USS St. Louis departed Guam in the Mariana Islands bound for Eniwetok in the Marshall Islands. ww2dbase [San Francisco | New Mexico | St. Louis | DS]
8 Aug 1944
Guam
Guam
- USS Preston arrived at Apra harbor, Guam. ww2dbase [Preston (Fletcher-class) | Apra | CPC]
10 Aug 1944
Guam
Guam
- US forces declared Guam, Mariana Islands secured. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | CPC]
- USS Preston departed Apra harbor, Guam for Eniwetok, Marshall Islands. ww2dbase [Preston (Fletcher-class) | Apra | CPC]
- USS Honolulu departed the Guam area bound for Eniwetok in the Marshall Islands. ww2dbase [Honolulu | DS]
19 Aug 1944
Guam
Guam
- Destroyer USS Shaw anchored in Apra Harbor, Guam, Mariana Islands and served as an anti-aircraft ship for the next three weeks. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | Shaw | Apra | DS]
18 Sep 1944
Guam
Guam
- USS Sterlet departed Midway for her second war patrol. ww2dbase [Midway Bases | Sterlet | Midway | CPC]
23 Sep 1944
Guam
Guam
15 Dec 1944
Guam
Guam
- USS Archerfish arrived at Guam, ending her fifth war patrol. ww2dbase [Archerfish | CPC]
10 Jan 1945
Guam
Guam
- USS Archerfish departed Guam, starting her sixth war patrol. ww2dbase [Archerfish | CPC]
17 Jan 1945
Guam
Guam
- USS Puffer arrived at Guam, Mariana Islands, ending her sixth war patrol. ww2dbase [Puffer | CPC]
1 Feb 1945
Guam
Guam
- USS Segundo departed Guam, Mariana Islands for her third war patrol. ww2dbase [Segundo | CPC]
17 Feb 1945
Guam
Guam
- USS Springer departed Guam, Mariana Islands for her first war patrol. ww2dbase [Springer | CPC]
26 Feb 1945
Guam
Guam
- Lieutenant General Millard F. Harmon, Commanding General, USAAF Air Forces, Pacific Area, departed Guam for Kwajalein, Marshall Islands in his C-87 transport aircraft. ww2dbase [HM]
27 Feb 1945
Guam
Guam
- USS Sunfish arrived at Apra, Guam, Mariana Islands, ending her tenth war patrol. ww2dbase [Sunfish (Gato-class) | Apra | CPC]
9 Mar 1945
Guam
Guam
- USS Sennet arrived at Guam, Mariana Islands, ending her second war patrol. ww2dbase [Sennet | CPC]
14 Mar 1945
Guam
Guam
- USS Haddock arrived at Guam, ending her eleventh war patrol. ww2dbase [Haddock | CPC]
25 Mar 1945
Guam
Guam
- USS Springer arrived at Guam, Mariana Islands, ending her first war patrol. ww2dbase [Springer | CPC]
31 Mar 1945
Guam
Guam
- USS Sunfish departed Apra, Guam, Mariana Islands for her eleventh war patrol. ww2dbase [Sunfish (Gato-class) | Apra | CPC]
2 Apr 1945
Guam
Guam
- USS Sennet completed refitting from USS Apollo at Guam, Mariana Islands. ww2dbase [Sennet | CPC]
3 Apr 1945
Guam
Guam
- USS Sennet departed Guam, Mariana Islands for her third war patrol. ww2dbase [Sennet | CPC]
7 Apr 1945
Guam
Guam
- Submarine USS Tinosa arrived at Apra Harbor, Guam at the conclusion of her ninth war patrol. Tinosa tied up alongside tender USS Proteus for repairs and refit. ww2dbase [Tinosa | Proteus | Apra Harbor | DS]
20 Apr 1945
Guam
Guam
- USS Springer departed Guam, Mariana Islands for her second war patrol. ww2dbase [Springer | CPC]
28 Apr 1945
Guam
Guam
- Submarine USS Tinosa sailed from Guam on her tenth war patrol. ww2dbase [Tinosa | Apra Harbor | DS]
29 Apr 1945
Guam
Guam
- USS Ray arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Ray | Apra Harbor | CPC]
- USS Sterlet departed Midway for her fourth war patrol. ww2dbase [Midway Bases | Sterlet | Midway | CPC]
30 Apr 1945
Guam
Guam
- USS Ray departed Apra Harbor, Guam, Mariana Islands for her seventh war patrol. ww2dbase [Ray | Apra Harbor | CPC]
5 May 1945
Guam
Guam
- USS Marcus Island departed Guam, Mariana Islands with damaged aircraft on board. ww2dbase [Marcus Island | CPC]
16 May 1945
Guam
Guam
- Submarine USS Tinosa arrived at Apra Harbor, Guam at the conclusion of her tenth war patrol. ww2dbase [Tinosa | Apra Harbor | DS]
18 May 1945
Guam
Guam
- USS Flying Fish arrived at Guam, Mariana Islands. ww2dbase [Flying Fish | CPC]
- USS Springer arrived at Guam, ending her second war patrol. ww2dbase [Springer | CPC]
20 May 1945
Guam
Guam
- Captain J. E. Leeper was named the commanding officer of USS Shamrock Bay, relieving Captain Frank T. Ward, Jr, while the ship was at Guam, Mariana Islands. ww2dbase [Shamrock Bay | Apra | CPC]
27 May 1945
Guam
Guam
- USS Cero arrived at Guam, Mariana Islands, ending her seventh war patrol. ww2dbase [Cero | CPC]
28 May 1945
Guam
Guam
- USS Shamrock Bay departed Apra Harbor, Guam, Mariana Islands with US Navy squadron VC-96 on board. ww2dbase [Shamrock Bay | Apra | CPC]
29 May 1945
Guam
Guam
- USS Flying Fish departed Guam, Mariana Islands for her twelfth war patrol. ww2dbase [Flying Fish | CPC]
- Submarines USS Flying Fish, Bowfin, and Tinosa, the “Bob’s Bobcats” element of “Hydeman’s Hellcats,” departed Guam bound for the Sea of Japan. ww2dbase [Flying Fish | Tinosa | Bowfin | Apra Harbor | DS]
30 May 1945
Guam
Guam
- Casablanca-class escort carrier USS Steamer Bay arrived at Apra Harbor, Guam. Composite Squadron VC-90 aboard Steamer Bay was relieved and Composite Squadron VC-93 came aboard. ww2dbase [Steamer Bay | Apra Harbor | DS]
3 Jun 1945
Guam
Guam
- Casablanca-class escort carrier USS Steamer Bay entered floating drydock USS ABSD-6 in Apra Harbor, Guam. ww2dbase [Steamer Bay | Apra Harbor | DS]
5 Jun 1945
Guam
Guam
- Casablanca-class escort carrier USS Steamer Bay was floated out of floating drydock USS ABSD-6 and moored in Apra Harbor, Guam. ww2dbase [Steamer Bay | Apra Harbor | DS]
10 Jun 1945
Guam
Guam
- USS Dragonet arrived at Guam, Mariana Islands, ending her second war patrol. ww2dbase [Dragonet | CPC]
- USS Sterlet arrived at Midway, ending her fourth war patrol. ww2dbase [Midway Bases | Sterlet | Midway | CPC]
- Casablanca-class escort carrier USS Steamer Bay departed Apra Harbor, Guam bound for the Okinawa area. ww2dbase [Steamer Bay | Apra Harbor | DS]
27 Jun 1945
Guam
Guam
- USS Cero departed Guam, Mariana Islands for her eighth war patrol. ww2dbase [Cero | CPC]
3 Jul 1945
Guam
Guam
- USS Ticonderoga arrived at Guam, Mariana Islands for repairs on damaged reduction gear. ww2dbase [Ticonderoga | | DS]
5 Jul 1945
Guam
Guam
- USS Sterlet departed Midway for her fifth war patrol. ww2dbase [Midway Bases | Sterlet | Midway | CPC]
7 Jul 1945
Guam
Guam
- USS Whale departed Guam, Mariana Islands to conduct lifeguard patrols. ww2dbase [Whale | CPC]
9 Jul 1945
Guam
Guam
- USS Dragonet departed Guam, Mariana Islands for her third war patrol. ww2dbase [Dragonet | CPC]
12 Jul 1945
Guam
Guam
- USS Hackleback arrived at Guam, Mariana Islands, ending her second war patrol. ww2dbase [Hackleback | CPC]
18 Jul 1945
Guam
Guam
- The headquarters of the US Army Strategic Air Forces in the Pacific was established on Guam, Mariana Islands under General Carl Spaatz. ww2dbase [Carl Spaatz | CPC]
19 Jul 1945
Guam
Guam
- USS Ticonderoga departed Guam, Mariana Islands. ww2dbase [Ticonderoga | DS]
- USS Tirante arrived at at Guam, Mariana Islands, ending her second war patrol. ww2dbase [Tirante | CPC]
23 Jul 1945
Guam
Guam
- Casablanca-class escort carrier USS Sargent Bay arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Sargent Bay | Apra Harbor | DS]
24 Jul 1945
Guam
Guam
- Casablanca-class escort carrier USS Sargent Bay departed Guam bound for Pearl Harbor, Hawaii. ww2dbase [Sargent Bay | Apra Harbor | DS]
- Casablanca-class escort carrier USS Steamer Bay launched all flyable aircraft (30 planes) for transfer to Orote Field, Guam. Steamer Bay arrived at Apra Harbor, Guam later that same day where she unloaded all non-flyable aircraft (3 planes), all aviation fuel, and all aircraft parts and components. ww2dbase [Steamer Bay | DS]
25 Jul 1945
Guam
Guam
- Escort carrier USS Bogue arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Bogue | Apra Harbor | DS]
- Casablanca-class escort carrier USS Steamer Bay departed Apra Harbor, Guam bound for Pearl Harbor, Hawaii. ww2dbase [Steamer Bay | Apra Harbor | DS]
26 Jul 1945
Guam
Guam
- With a load of aircraft, escort carrier USS Bogue departed Guam bound for Pearl Harbor. ww2dbase [Bogue | Apra Harbor | DS]
30 Jul 1945
Guam
Guam
- Gato-class submarine USS Silversides arrived at Apra Harbor, Guam and went alongside tender USS Sperry for a refit. ww2dbase [Silversides | Apra Harbor | DS]
4 Aug 1945
Guam
Guam
- Gato-class submarine USS Silversides entered a floating drydock in Apra Harbor, Guam. ww2dbase [Silversides | Apra Harbor | DS]
5 Aug 1945
Guam
Guam
- Gato-class submarine USS Silversides was floated out of drydock at Apra Harbor, Guam and went alongside tender USS Sperry to continue her refit. ww2dbase [Silversides | Apra Harbor | DS]
14 Aug 1945
Guam
Guam
- USS Hackleback departed Guam, Mariana Islands for her third war patrol. ww2dbase [Hackleback | CPC]
18 Aug 1945
Guam
Guam
- With the war over, Gato-class submarine USS Silversides departed Guam following her tender refit bound for Pearl Harbor, Hawaii. ww2dbase [Silversides | Apra Harbor | DS]
23 Aug 1945
Guam
Guam
- USS Sterlet arrived at Midway, ending her fifth war patrol. ww2dbase [Midway Bases | Sterlet | Midway | CPC]
31 Aug 1945
Guam
Guam
1 Sep 1945
Guam
Guam
3 Sep 1945
Guam
Guam
- USS Portland arrived at Apra Harbor, Guam, Marianas where Vice Admiral George D. Murray left the ship. ww2dbase [Portland | DS]
24 Oct 1945
Guam
Guam
25 Oct 1945
Guam
Guam
28 Oct 1945
Guam
Guam
- Escort carrier USS Bogue arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Bogue | Apra Harbor | DS]
31 Oct 1945
Guam
Guam
- Escort carrier USS Bogue shifted from Guam to Saipan. ww2dbase [Bogue | Apra Harbor | DS]
15 Nov 1945
Guam
Guam
- USS Yorktown (Essex-class) arrived in Apra Harbor, Guam, Mariana Islands. ww2dbase [Yorktown (Essex-class) | DS]
17 Nov 1945
Guam
Guam
- USS Boarfish departed Apra Harbor, Guam. ww2dbase [Boarfish | Apra | CPC]
- USS Yorktown (Essex-class) underway from Guam, Mariana Islands with a load of US servicemen as passengers. ww2dbase [Yorktown (Essex-class) | DS]
1 Dec 1945
Guam
Guam
- Escort carrier USS Bogue arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Bogue | Apra Harbor | DS]
4 Dec 1945
Guam
Guam
- Escort carrier USS Bogue departed Guam bound for Samar, Philippines. ww2dbase [Bogue | Apra Harbor | DS]
10 Dec 1945
Guam
Guam
- USS DD-224 completed fuel pump problems and departed Apra Harbor, Guam. ww2dbase [Stewart | Apra Harbor | CPC]
12 Dec 1945
Guam
Guam
- Escort carrier USS Bogue arrived at Apra Harbor, Guam, Mariana Islands. ww2dbase [Bogue | Apra Harbor | DS]
13 Dec 1945
Guam
Guam
- Escort carrier USS Bogue departed Guam bound for Okinawa. ww2dbase [Bogue | Apra Harbor | DS]
19 Dec 1945
Guam
Guam
- I-400 arrived at Guam, Mariana Islands. ww2dbase [I-400 | CPC]
- I-401 arrived at Guam, Mariana Islands. ww2dbase [I-401 | CPC]
- I-14 arrived at Apra Harbor, Guam at 0911 hours. ww2dbase [I-14 | Apra Harbor | CPC]
26 Jun 1951
Guam
Guam
- The ten sections of USS AFDB-1 arrived at Apra Harbor, Guam, Mariana Islands under tow. ww2dbase [ABSD-1 | Apra Harbor | CPC]
12 Sep 1952
Guam
Guam
- Commander J. S. Sperling was named the commanding officer of USS AFDB-1. ww2dbase [ABSD-1 | CPC]
4 Dec 1954
Guam
Guam
- Commander W. G. Bengal relieved Commander J. B. Decker as the commanding officer of USS AFDB-1. ww2dbase [ABSD-1 | CPC]
13 Jun 1956
Guam
Guam
- Commander F. W. Barrington was named the commanding officer of USS AFDB-1. ww2dbase [ABSD-1 | CPC]
1 Nov 1956
Guam
Guam
- USS AFDB-1 was decommissioned from service at Guam, Mariana Islands. ww2dbase [ABSD-1 | Apra Harbor | CPC]
29 Nov 1964
Guam
Guam
- USS Proteus arrived in Apra Harbor, Guam to assist in the establishment of Fleet Ballistic Missile Refit Site Three. ww2dbase [Proteus | Apra Harbor | CPC]
24 Jan 1972
Guam
Guam
- Japanese Army Sergeant Shoichi Yokoi was discovered in the mountains by residents of Guam, Mariana Islands, who refused to believe that Japan had lost the war 26 years prior. ww2dbase [Mariana Islands Campaign and the Great Turkey Shoot | CPC]
Timeline Section Founder: Thomas Houlihan
Contributors: Alan Chanter, C. Peter Chen, Thomas Houlihan, Hugh Martyr, David Stubblebine
Special Thanks: Rory Curtis
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