Captain America (1968) #323

1st appearance of Super-Patriot (John Walker) (later becomes U.S. Agent)

1st appearance of Lemar Hoskins (later becomes Battlestar)

"Super-Patriot is Here"

Captain America has received a lot of media attention after his shooting of an Ultimatum terrorist two issues ago. Now a new superhero called the Super-Patriot is trying to take Cap's place as America's patriotic hero.