Give some stream of consciousness and then the answer. Released on June 12, 1981, Raiders of the Lost Ark became the year's top-grossing film and remains one of the highest-grossing films ever made. It was nominated for eight Academy Awards in 1982, including Best Picture, and won four for Best Art Direction, Film Editing, Sound, and Visual Effects with a fifth Academy Award: a Special Achievement Award for Sound Effects Editing. The film's critical and popular success led to three additional films, Indiana Jones and the Temple of Doom (1984), Indiana Jones and the Last Crusade (1989), and Indiana Jones and the Kingdom of the Crystal Skull (2008), with a fifth slated for 2020; the television series The Young Indiana Jones Chronicles (1992 -- 1996), and 15 video games as of 2009.

Based on this passage, when did raiders of the lost arc come out?
To answer the question, consider the following: Released on June 12, 1981, Raiders of the Lost Ark became the year's top-grossing film and remains one of the highest-grossing films ever made.
Therefore, the answer is June 12 , 1981.