In the early 1980s , members of the Rajneesh movement moved in and effectively took over the government of the city by outnumbering the original residents with new voter registrations . On September 18 , 1984 , a vote was held and the city was renamed to " Rajneesh " . By 1985 , after several of the Rajneesh movement leaders were discovered to have been involved in criminal behavior ( including a mass food poisoning attack and an aborted plot to assassinate a U.S. Attorney ) , their guru left the country as part of a negotiated settlement of federal immigration fraud charges , and the Rajneesh commune collapsed . On November 6 , 1985 , the city voted to rename itself back to Antelope
mass food poisoning attack
1984 Rajneeshee bioterror attack
Antelope, Oregon