The United States Armed Forces, also known as the United States military, are charged with defending the people of the United States of America from all hostile military forces, such as foreign states, or the terrorists. It is structured into five branches of service, as following shows:

• United States Army
• United States Air Force
• United States Navy
• United States Marine Corps
• United States Coast Guard

Fiction

The Terminator

In the original unaltered timeline, Skynet was developed for Strategic Air Command-NORth American Aerospace Defense.

The Terminator: Death Valley

Dr. Edward Newbert developed the KZ-1 for marketing to the U.S. military. The Terminator: Death Valley

Terminator 2: The New John Connor Chronicles

In 2021, Skynet had almost complete control of the United States military.

Terminator: The Sarah Connor Chronicles

Sarah Connor's father seems to be a U.S. military soldier who faught a war. "The Tower Is Tall But the Fall Is Short"