There are a couple of main ways to approach an MCU rewatch though if you want to have some sense of order. You can either ...

Before this movie ... Endgame' entries. Chock-full of superhero cameos and hilarious R-rated hijinks, this meta take on the ...

And in that way, watching the Marvel movies in order tells one grand story ... a story that begins with "Iron Man" and ends with "Avengers: Endgame." Phase Four began with the Disney+ series ...