 |  |
Joseph Stalin and Suren Spandarjan, Jan 1915 | Portrait of Adolf Hitler, 1914-1918; seen on his weapon carrying permit card |
 |  |
Settsu underway, date unknown | Haruna, as a battlecruiser, running trials, 23 Jan 1915 |
 |  |
Battlecruiser Haruna at Kobe, Japan, 24 Apr 1915 | US Secretary of the Navy Josephus Daniels at the keel laying ceremony of battleship California (future New Mexico), New York Navy Yard, Brooklyn, New York, United States, 14 Oct 1915 |
 |  |
Japanese battlecruiser Hiei at Sasebo, Japan, 21 Dec 1915 | Japanese battlecruiser Kirishima at Sasebo, Japan, 21 Dec 1915 |
 |  |
Austro-Hungarian Schwarzlose MG M.07/12 medium machine gun crew in the Tyrolean region of Austria, 1914-1918 | German Field Marshal August von Mackensen inspecting Bulgarian troops, 1916; note Bulgarian Crown Prince Boris (behind Mackensen), Nikola Chekov (obscured by Mackensen), and Konstantin Zhostov (behind Boris) |
 |  |
Lieutenant (jg) Marc Mitscher in an A-type seaplane, Pensacola, Florida, United States, circa 1916 | Mamie and Dwight Eisenhower on the front steps of the St. Louis Hall building at St. Louis College (now St. Mary's University), San Antonio, Texas, United States, 1916 |
 |  |
Ordnance QF 4.5 inch Howitzer being pulled by horses, Moascar, Egypt, 1915-1916 | Pennsylvania's wheelhouse as published in a pictorial souvenir collection, circa 1916-1918 |
 |  |
Renown steaming at high speed, seen from another British warship, circa 1916-1917 | Repulse in the Firth of Forth, Scotland, United Kingdom, circa 1916-17; note Forth Bridge in background |
 |  |
Repulse, photographed circa 1916-17 | Song Meiling and classmates at Wellesley College, Massachusetts, United States, mid-1910s |
 |  |
A British 4.5in howtizer on the Western Front of WW1, Thiepval-Somme area, France, Sep 1916 | Adolf Hitler (seated, first from right) with other men of the Bavarian Reserve Infantry Regiment 16, 1914-1918 |