id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-2435 Uniformed services of the United States - Wikipedia .html text/html 5108 686 61 The term "armed forces" means the Army, Navy, Air Force, Marine Corps, Space Force, and Coast Guard. During a declared state of war, however, the President or Congress may direct that the Coast Guard operate as part of the Department of the Navy.[13] The U.S. Public Health Service Commissioned Corps, along with the NOAA Commissioned Corps, operate under military rules with the exception of the applicability of the Uniform Code of Military Justice, to which they are subject only when militarized by executive order or while detailed to any component of the armed forces.[14] The National Guard of the United States serves as a reserve component for both the Army and the Air Force and can be called up for federal active duty in times of war or national emergencies.[15][16] ^ Maximum age for first-time enlistment is 35 for the Army,[1] 28 for the Marine Corps, 34 for the Navy, 39 for the Air Force[2] and 27 for the Coast Guard.[3] ./cache/en-wikipedia-org-2435.html ./txt/en-wikipedia-org-2435.txt