This mint Buffalo Soldiers issue honored the U.S. Army's predominantly black cavalry and infantry regiments. Black troops of these regiments were the first authorized to serve in the U.S. Army during peacetime and they played a significant role in the settlement of the American West. The stamp was issued on April 22, 1994.

This mint stamp, issued on October 13, 1990, commemorates Army five-star Gen. Dwight D. Eisenhower, the 34th president of the United States and the supreme commander of Allied Forces in Europe during World War II.

The World War II general Douglas MacArthur is featured on this mint stamp, issued on January 26, 1971. This issue honors the soldier who rose to the rank of five-star general and was the supreme commander in Tokyo for the Allied Powers.

This mint stamp was issued on May 21, 1955, to honor the Reserves of all of the U.S. armed forces. The stamp design features Reservists from the Marines, Coast Guard, Army, Navy, and Air Force.

General George S. Patton, Jr. and the armored forces of the U.S. Army are honored on this mint stamp (issued Nov. 11, 1953). Patton was a hero of the Battle of the Bulge in World War II. The stamp design features Gen. Patton and Patton tanks in action.

This mint stamp was issued on september 11, 1952, to honor the women in the U.S. armed services. The image depicts women in uniform from each of the four armed services: Marine Corps, Army, Navy, and Air Force. More than 40,000 women served in World War II.

Featuring a Cival War Confederate soldier and a United Confederate Veteran, this mint stamp commemorates the final reunion of UCV on May 30, 1951 (also the stamp issue date), in Norfolk VA. The UCV was organized in New Orleans in 1889.

This mint stamp, issued on August 19, 1949, commemorated the 83rd and final encampment (August 28 at Indianapolis, IN) of the Cival War Union-veterans' organization known as the Grand Army of the Republic.

Issued on October 27, 1948, this mint stamp marked the 50th anniversary of the Rough Riders, the Army's First U.S. Volunteer Cavalry Regiment. Commanded by Col. Leonard Wood and Lt. Col. Theodore Roosevelt, they are best remembered for their spectacular performance in the Battle of San Juan Hill, Cuba (July 1, 1898) during the Spanish-American War

This attractively engraved mint stamp was issued on May 28, 1948, to honor the four heroic United States Army chaplains who sacrificed themselves for their comrades when the S.S. Dorchester sank on February 3, 1943. Two ministers, a priest, and a rabbi, they gave up their own life vests so that others might live. Three of the four chaplains were Boy Scouts or Boy Scout Leaders.