Star Wars Day on May 4, 1979, the day Margaret Thatcher took office as Prime Minister of the United Kingdom. An online news article from the Danish public broadcaster says her political party, the Conservatives, placed a congratulatory advertisement in "The London Evening News", saying "May the Fourth Be with You, Maggie. Congratulations." The saying was used in a UK Parliament defence debate on May 4, 1994. Astrophysicist and author Jeanne Cavelos used the saying on page 94 of her 1999 book "The Science of Star Wars". In 2008, the first Facebook groups appeared, celebrating "Luke Skywalker Day," with the same catchphrase. While
Star Wars Day variety of ways in social media and on television. Since 2013, The Walt Disney Company has officially observed the holiday with several "Star Wars" events and festivities at Disneyland and Walt Disney World. Disney had purchased Lucasfilm including the rights to "Star Wars" in late 2012. Minor League baseball teams such as the Toledo Mud Hens and the Durham Bulls have worn special uniforms as part of "Star Wars" Day promotions. On "Star Wars" Day 2015, astronauts in the International Space Station watched "Star Wars". Some recognize the following day, May 5, as "Revenge of the Fifth", a play on