Army: The primary land-based military force responsible for ground operations.
Navy: The branch that conducts naval operations, responsible for defending the nation's waters and projecting power at sea.
Air Force: The branch responsible for aerial warfare and air defense, including strategic bombing, airlift, and reconnaissance missions.
Marine Corps: A branch often associated with naval forces but focused on amphibious operations, rapid deployment, and expeditionary warfare.
Coast Guard: A maritime security organization focused on law enforcement, search and rescue, and border protection within a country's territorial waters. In some countries, the Coast Guard operates as part of the military during wartime.
Space Force: A newer branch responsible for space operations, including satellite defense, space exploration, and maintaining space capabilities.
Special Operations Forces (SOF): Elite units specialized in unconventional warfare, counterterrorism, reconnaissance, and other high-risk missions.
National Guard/Reserve: Military units that serve part-time and can be mobilized for federal or state missions, including disaster response and domestic security.