The United States has eight federal uniformed services that commission officers as defined by Title 10 and subsequently structured and organized by Titles 10, 14, 32, 33, and 42 of the U.S. Code.

美国制服勤務部队 （英語： Uniformed services of the United States）指的是 美利坚合众国 所拥有的八支 联邦 制服勤務部队。 它根据 美国法典第10卷 任命 军官，随后又根据美国法典第10卷、 第14卷 、 第32卷 和 第42卷 进行组织和构成。 [4][註 1] 美国联邦政府所辖八支制服勤務部队按照优先权排序如下： [5] 每支制服勤務部队都受 美国联邦行政部门 及对应的文职 内阁 阁员管理。 美国国防部 内部的优先顺序由“国防部指令1005.8”决定，而并非由 美国国会 创建的日期决定。

The armed forces consist of six service branches: the Army, Marine Corps, Navy, Air Force, Space Force, and Coast Guard. [14][15] All six armed services are among the eight uniformed services of the United States, along with the U.S. Public Health Service Commissioned Corps and the NOAA Commissioned Officer Corps.

Uniformed Services Military service has a long tradition in the United States. You can find the websites associated with the individual service branches and their social media...

The largest and oldest service in the U.S. military, the Army provides the ground forces that protect the United States. A component of the Department of the Navy, the Marine Corps maintains...

Unmanned systems help U.S. service members gain realistic training experience, test equipment and so much more. Can you pass this quiz on military drones with flying colors? Mountaineering has long...

The United States has eight federal uniformed services that commission officers as defined by Title 10 and subsequently structured and organized by Titles 10, 14, 32, 33, and 42 of the U.S. Code. Quick Facts Founded, Service branches ... 17 with parental consent, 18 for voluntary service. The uniformed services are:

The United States Army (USA) is the primary land service branch of the United States Armed Forces. It is designated as the Army of the United States in the United States Constitution. [14] . It is one of the six armed forces and one of the eight Uniformed services of the United States.

美国制服勤务部队 （英语： Uniformed services of the United States）指的是 美利坚合众国 所拥有的八支 联邦 制服勤务部队（英语：Uniformed services）。 它根据 美国法典第10卷 任命 军官，随后又根据美国法典第10卷、 第14卷 、 第32卷 和 第42卷（英语：Title 42 of the United States Code） 进行组织和构成。 [4][注 1] 事实速览 美利坚合众国制服勤务部队 Uniformed Services of the United States, 建立 ... 17岁入伍需经父母同意；18岁则为志愿服役。

Dec 8, 2023 · Six branches make up the armed forces of the United States. Find out about each branch’s mission and history. Use resources from the National Archives to research the history of the U.S. military. Each branch of the military has its own purpose, carrying out its mission on land, water, or in the air. Have a question?