Agents of SHIELD was designed to coincide with the MCU, and here's how to fit the show's timeline in with the Marvel Cinematic Universe movies. In 2013, Marvel Television launched their first MCU tie-in TV series, Agents of SHIELD, which became their flagship. Agents of SHIELD lasted for seven seasons, concluding in 2020. Because Agents of SHIELD was designed to connect to the movies, it featured explicit tie-in episodes to Marvel Studios' early blockbusters, and even entire arcs that revolved around major MCU events. The connections only went one way, and the canonicity is disputed at present.
https://screenrant.com/agents-shield-timeline-watch-viewing-order-mcu-movies/