Washington, April 2014: This letter by a U.S. service member, Sgt. Horace Evers, was written on Adolf Hitler’s private personal stationery. Evers and his men found the gold-embossed paper in Hitler’s apartment while they were setting up a command post in Munich.

Chorwon Valley, South Korea, Sept. 29, 2001: Sgt. Roy Manasco, a gunner with the 6th Battalion, 38th Field Artillery Regiment, at Camp Stanley, South Korea, checks the empty pods of the Multiple Launch Rocket System (MLRS) vehicle.

West Berlin, West Germany, Feb. 1, 1983: Vice President George Bush signs autographs for a delighted crowd at the U.S. Command Berlin Sports Center.

Pir Ahmad, Iraq, Dec. 12, 2007: First Lt. Jordan Pagones, 23, of Fishkill, N.Y., looks up from his ambush position as an OH-58 Kiowa scout helicopter arcs overhead during an operation in the village of Pir Ahmad in northern Iraq.

Tokyo, Feb. 5, 1989: Top-seeded Martina Navratilova lunges to make a shot during her match against Lori McNeil in the finals of the Pan Pacific Open tennis tournament

Demilitarized Zone, South Korea, April 17, 2002: A South Korean soldier stands guard at the truce village of Panmunjom, north of Seoul.

Chulmae Range, South Korea, Nov. 27, 2001: Army Pfc. Joshua Turknett, Alfa Battery, 5th Battalion, 5th Air Defense Artillery, stationed at Camp Casey, looks over his live stinger missile prior to going to the Chulmae Range, Korea, during Operation Sea Strike.

Panjshir province, Afghanistan, Nov. 5, 2009: A portrait of the late Northern Alliance commander Ahmed Shah Massoud adorns the entrance to Panjshir province.

Seoul, South Korea, July 6, 1967: Seoul police arrest a student after renewed rioting and demonstrations broke out at Korean universities. The students were protesting alleged rigging of the June 8th, 1967 parliamentary elections.

Combat Outpost Rawah, Iraq, July 21, 2007: Marines of 2nd Platoon, Battery R, 5th Battalion, 11th Marine Regiment, finish getting their M198 155mm howitzer into position for future fire missions.