Captain America

Origin
18 Year old Steve Rodgers (Chris Evans) attempts to join the military. He is declined entry because of his medical difficulties. But he applies to the Super Soldier Program. He is then allowed to become a Super Soldier with the help of Howard Stark, Tony Stark's father. He then stops Red Skull, the main villain of the first movie. After he defeats Red Skull, he crashes into an iceberg for 70 years until he is thawed out. He is amazingly alive. Nick Fury (Samuel L Jackson) Then recruits him for the Avengers.

Super Soldier Program
The Super Soldier Program is a Program where they first recruited people to see who could become the Super Soldier. The Super Soldier Serum was made my Howard Stark and Dr Abraham. The Super Soldier Serum allowed people to become much stronger. They can also run much faster.

Bucky Barnes
On December 6th, 1991, Bucky Barnes (Sebastian Stan) Is brainwashed and becomes the Winter Soldier. He is commanded to kill Stark's parents in Captain America Civil War

Movies
Captain America The First Avenger (2011)

The Avengers (2012)

Captain America The Winter Soldier (2014)

Avengers Age Of Ultron (2015)

Captain America Civil War (2016)

Avengers Infinity War (2018)

Avengers 4 (2019)