U.S. military deaths in the Iraq war and past conflicts are listed below. Numbers include those killed in action as well as nonhostile deaths during in-theater operations. Source: U.S. Department of Defense.

IRAQ WAR: 1,000 troop deaths, plus three deaths of civilian employees of the Department of Defense, March 19, 2003, to Sept. 7, 2004.

AFGHAN WAR: 135 deaths from Oct. 7, 2001, through Sept. 3, 2004. (Figure includes some related deaths outside Afghanistan.)

PERSIAN GULF WAR: 382 deaths, 1990-1991.

VIETNAM WAR: 58,209 deaths, 1955-1975. (From the commencement date for the Military Assistance Advisory Group through the date the last American service member left Southeast Asia.)

KOREAN WAR: 36,574 deaths, 1950-1953.

WORLD WAR II: 405,399 deaths, 1941-1946.

WORLD WAR I: 116,516 deaths, 1917-1918.

SPANISH-AMERICAN WAR: 2,446 deaths, 1898.

CIVIL WAR: 364,511 Union deaths and approximately 133,821 Confederate deaths, 1861-1865. (Authoritative Confederate casualties are not available.)

MEXICAN WAR: 13,283 deaths, 1846-1848.

WAR OF 1812: 2,260 deaths, 1812-1815.

REVOLUTIONARY WAR: 4,435 deaths, 1775-1783.