4 Aug 1945

- USS Macabi arrived at Apra Harbor, Guam, Mariana Islands for repairs. ww2dbase [Macabi | CPC]
- Japanese guards executed seven captured American airmen in Singapore. ww2dbase [CPC]
- US Army B-25 bombers based on Okinawa, Japan attacked Takanabe, Kyushu, Japan, damaging or destroying warehouses, factories, railways, and a rail marshaling yard. ww2dbase [Bombing of Tokyo and Other Cities | CPC]
- In a public statement, Douglas MacArthur announced that "a mighty invasion force is being forged", referring to the seemingly impending invasion of the Japanese home islands. ww2dbase [Preparations for Invasion of Japan | CPC]
- US bombers attacked Japanese positions at Surabaya, Java, Dutch East Indies. ww2dbase [CPC]
- USS Carbonero departed the Philippine Islands for her second war patrol. ww2dbase [Carbonero | CPC]
- I-14 arrived at Truk, Caroline Islands at 1730 hours and disembarked her two M6A1 aircraft. ww2dbase [I-14 | Truk | CPC]
- Gato-class submarine USS Silversides entered a floating drydock in Apra Harbor, Guam. ww2dbase [Silversides | Apra Harbor | DS]
- Barbers Point Naval Air Station: Air Group 52 departed. ww2dbase [Barbers Point Naval Air Station | Ewa, Oahu | DS]
- Escort carrier USS Bogue arrived at Pearl Harbor, Hawaii. ww2dbase [Pearl Harbor Navy Base and Ford Island Naval Air Station | Bogue | Pearl Harbor, Oahu | DS]
- Casablanca-class escort carrier USS Steamer Bay departed Pearl Harbor, Hawaii bound for San Diego, California. ww2dbase [Steamer Bay | Pearl Harbor, Oahu | DS]
- USS Blenny reported sinking a small Japanese craft with the deck gun in the South China Sea off Malaya. ww2dbase [Blenny | South China Sea | CPC]
- USS Bugara sank 3 small enemy craft with her deck gun in the Gulf of Siam and South China Sea area during the day. ww2dbase [Bugara | South China Sea | CPC]
- USS Ray sank 3 small Japanese vessels in the Gulf of Thailand and 2 small Japanese vessels in the South China Sea with her deck gun. ww2dbase [Ray | South China Sea | CPC]
- USS Whale arrived off Bungo Channel between Japanese islands of Kyushu and Shikoku. ww2dbase [Whale | CPC]
- German prisoner of war Kurt Rossmeisl escaped from imprisonment in North Carolina, United States and evaded the immediate search. He would later board a train for Chicago, Illinois, United States, established a false identity as "Frank Ellis", and remained at large until 1959. ww2dbase [North Carolina | CPC]
- USS Bergall arrived at Portsmouth Navy Yard, Kittery, Maine, United States. ww2dbase [Bergall | Kittery, Maine | CPC]


4 Aug 1945 Interactive Map
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"Goddam it, you'll never get the Purple Heart hiding in a foxhole! Follow me!"Captain Henry P. Jim Crowe, Guadalcanal, 13 Jan 1943