How does Captain America not break timeline?

The writers already stated, definitively, that Steve DID NOT create and live in a branched timeline. He stayed in the past of the main timeline, being perhaps one of the few if not only people who could have gone to the past, lived through the years he missed, see his own return, and keep it under his hat.

How did Captain America go back in time?

He apparently ventured into a branched reality before travelling back to the main timeline. According to the pair, Captain America did, in fact, live out his days with Hayley Atwell’s Peggy Carter in an alternate “branch” of reality before travelling back to the main timeline to handover his iconic shield.

Did Captain America change the past?

Speaking to Lights Camera Barstool podcast (via CinemaBlend), the Russos revealed that in their minds, Cap jumped to an alternate timeline: “Based on everything that happened, he would have been in a branch reality and then had to have shifted over to this, so jumped from one to the other and handed the shield off…

Was Captain America timeline tampered with in Endgame?

While promoting Avengers: Endgame, directors Joe and Anthony Russo provide the definitive answer to Captain America’s timeline tampering. One of the more talked about aspects of Avengers: Endgame ‘s ending was the final fate of Steve Rogers.

Why does Captain America go back to the past in Avengers?

It just does. Mid-way through the movie, Hulk promises the Ancient One that he will return the Infinity Stones to their original places in space and time. At the end of the movie, Captain America goes back in time to do this. But instead of returning after five seconds, like he agreed upon with Hulk, he stays in the past.

How do the Avengers create a parallel timeline in Endgame?

If the Avengers change something in the past, they create a parallel timeline. Time travel in Avengers: Endgame is based on a popular time travel theory in the field of quantum physics.

What is the theory behind time travel in Avengers Endgame?

Time travel in Avengers: Endgame is based on a popular time travel theory in the field of quantum physics. At one point, Iron Man even drops the name David Deutsch — that’s the guy who came up with the “Many Worlds Theory” or “Multiverse Theory.”