The United States Navy's Sea, Air, Land Teams, commonly known as the Navy SEALs, are the U.S. Navy's principal special operations force and a part of the Naval Special Warfare Command and United States Special Operations Command.
Some time after Tony Stark publicly revealed that he was the mysterious "Iron Man", S.H.I.E.L.D. began fighting the terrorist organization known as the Ten Rings. On one occasion, S.H.I.E.L.D. director Nick Fury sent a team of Navy SEALs led by Garrett to board a ship controlled by the Ten Rings in the port of Aden. However, Iron Man suddenly appeared and attacked the terrorists. Though the SEALs were outnumbered by the terrorists, Iron Man had no problems with killing all the terrorists and saving the SEALs.
Erik Stevens started out as a Navy SEAL and eventually joined a Ghost unit as a Black ops mercenary. While in the SEALs, Killmonger served in Afghanistan and Iraq. Due to his savagery while serving in the Armed Forces, Stevens gained the nickname of Killmonger.
While giving General Jacobs and Admiral Jolnes a tour of the Cybertek Manufacturing Facility, Ian Quinn proposed selling the United States Armed Forces 1,000 Deathlok Soldiers to replace the special ops units, like the Secret Service and the Navy SEALs.