Àwọn Iṣẹ́ Ológun Amẹ́ríkà

United States armed forces
United States Joint Service Color Guard on parade at Fort Myer
United States Joint Service Color Guard on parade at Fort Myer in Arlington County, Virginia.
Service branchesUnited States Army seal U.S. Army

United States Marine Corps seal U.S. Marine Corps
United States Navy Seal U.S. Navy
United States Air Force seal U.S. Air Force
United States Coast Guard seal U.S. Coast Guard

Leadership
Commander-in-ChiefPresident Barack Obama
Secretary of DefenseRobert M. Gates
Chairman, Joint Chiefs of StaffAdmiral Michael Mullen
Manpower
Military age17–45 years old[1]
Available for
military service
72,715,332 males, age 18–49 (2008 est.),
71,638,785 females, age 18–49 (2008 est.)
Fit for
military service
59,413,358 males, age 18–49 (2008 est.),
59,187,183 females, age 18–49 (2008 est.)
Reaching military
age annually
2,186,440 males (2008 est.),
2,079,688 females (2008 est.)
Active personnel1,473,900[2] (ranked 2nd)
Reserve personnel1,458,500[3]
Expenditures
Budget$692 billion (FY10)[4]
(1st by total expenditure, 27th as percent of GDP)
Percent of GDP4.7 (2010 est.)
Related articles
HistoryAmerican Revolutionary War
Early national period
Continental expansion
American Civil War
Post-Civil War era
World War I (1917–1918)
World War II (1941–1945)
Cold War (1945–1991)
War on Terrorism (2001–present)
RanksArmy officer

Army warrant officer
Army enlisted
Marine Corps officer
Marine Corps warrant officer
Marine Corps enlisted
Navy officer
Navy warrant officer
Navy enlisted
Air Force officer
Air Force enlisted
Coast Guard officer
Coast Guard warrant officer
Coast Guard enlisted



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