High Quality Content by WIKIPEDIA articles! Sidney William "Sid" Rawle (1 October 1945 – 31 August 2010) was a British campaigner for peace and land rights, free festival organiser, and a former leader of the London squatters movement. Rawle was known to British tabloid journalists as `The King of the Hippies`, not a title he ever claimed for himself, but one that he did eventually co-opt for his unpublished autobiography.