The Tantive IV belongs to the Royal House of Alderaan. After the destruction of the jedi by the Sith, the Tantive IV becomes an integral part of the Rebellion against the Empire. It is here that Obi Wan Kenobi and Yoda decide the fate of the Skywalker twins, and the ship later passes into the hands of Princess Leia. She uses the ship to intercept a transmission of the technical plans of the Death Star, and th Tantive IV is captured by the Imperial star destroyer. The plans however, are safely stored inside astromech droid R2-D2.