United States Military
United States Army:
The United States Army is the largest branch of the United States Armed Forces and was founded on June 3rd, 1784, after the disbanding of the Continental Army that had fought for America's independence during the Revolutionary War. It carries out land-based military operations. The United States Army has around 460,000 active personnel.
United States Air Force:
The United States Air Force is the most recently founded branch of the United States Armed Forces, being made separate from the United States Army on September 18th, 1947. It is in charge of aerial warfare and its major roles are the control of air, space and cyberspace. The United States Air Force has around 313,242 active personnel.
United States Navy:
The United States Navy was founded on October 13th, 1775, originally called the Continental Navy. It is in charge of naval warfare and its major roles are the projection of power, crisis response, and direct action. The United States Navy has around 323,197 active personnel.
United States Marines:
The United States Marines was formed on November 10th, 1775, during the Revolutionary War. It works closely with the United States Navy and is used in various military operations to deliver combined arms task forces in aerial, naval, and land-based settings. The United States Marines has around 182,000 active personnel.
United States Coast Guard:
The United States Coast Guard was formed on January 28th, 1915, created by the merging of the Revenue Cutter Service and the US Life-saving service. Its roles include coastal defense, maritime law enforcement, and search and rescue. The United States Coast Guard has around 36,235 active personnel as well as 7,064 civilian employees.