| − | Reagan's 1983 Strategic Defense Initiative became popularly known as "Star Wars," the name given to it by critics because they thought it was pure fantasy like the popular George Lucas films. This plan was never actually instituted and no space-based missile defense system has ever been tested successfully. While supporters of Reagan claim SDI gave the United States a large amount of leverage in its standoff with the [[Soviet Union]], most political scientists and historians note that Star Wars played a fairly minor role in the calculus of Soviet policy-making, where internal structural problems were paramount. | + | Reagan's 1983 Strategic Defense Initiative became popularly known as "Star Wars," the name given to it by critics because they thought it was pure fantasy like the popular George Lucas films. This plan was never actually instituted. Although billions of dollars have been spent on development, no space-based missile defense system has ever been tested successfully. While supporters of Reagan claim SDI gave the United States a large amount of leverage in its standoff with the [[Soviet Union]], most political scientists and historians note that Star Wars played a fairly minor role in the calculus of Soviet policy-making, where internal structural problems were paramount. |