The Official Home Page of the U.S. Army - http://www.army.mil/
Army Careers - http://goarmy.com
Wikipedia - https://en.wikipedia.org/wiki/United_States_Army
Navy
The Official Website of the U.S. Navy - http://www.navy.mil/
Navy Recruiting - http://www.navy.com/
Wikipedia - https://en.wikipedia.org/wiki/United_States_Navy
Air Force
The Official Home Page of the U.S. Air Force - http://www.af.mil/
Air Force Careers - http://www.airforce.com/
Wikipedia - https://en.wikipedia.org/wiki/United_States_Air_Force
Marine Corps
The Official Website of the U.S. Marine Corps - http://www.marines.mil/
Marines Recruiting - http://www.marines.com/home
Wikipedia.org - https://en.wikipedia.org/wiki/United_States_Marine_Corps