The State Department deals with diplomacy while the Department of Defense affiliated with the military.
Yes, it is a Cabinet department
Department of War is used during a wartime period. It changes to Department of Defense in peace time...............
As far as civilian employees, yes. Number two is the VA 3. Homeland Security, 4 Treasury and 5 Agriculture.
The United States Department of State (often referred to as the State Department), is the United States federal executive department responsible for international relations of the United States,...