A list of movies released in the 1970s that have been inducted into the National Film Registry of the Library of Congress.
Update:
2021 - Chicana (1979); Cooley High (1975); The Long Goodbye (1973); The Murder of Fred Hampton (1971); Pink Flamingos (1972); Requiem-29 (1970); Richard Pryor: Live in Concert (1979); Sounder (1972); The Wobblies (1979)
2022 - Attica (1974); Betty Tells Her Story (1972); Bush Mama (1979); Carrie (1976); Manzanar (1971); Super Fly (1972); Union Maids (1976); Word Is Out (1977)
2023 - Alambrista (1977); Cruisin' J-Town (1975); Passing Through (1977); We're Alive (1974)
2024 - Ganja & Hess (1973); The Texas Chain Saw Massacre (1974); Up in Smoke (1978); Uptown Saturday Night (1974); Zora Lathan Student Films (1975-76)