1st appearance of Obi Wan Kenobi, in story

1st appearance of Han Solo, in story

1st appearance of Chewbacca

1st appearance of Greedo, a bounty hunter

1st appearance of the Millennium Falcon and the Death Star

1st appearance of a character named Jabba the Hutt but visually different from the movie due to a change in the character's design. Later it is explained to have been a different character named Mosep