 The document succeeded the 1949 Constitution, originally adopted at the creation of the Hungarian People's Republic on 20 August 1949 and heavily amended on 23 October 1989.The 1949 Constitution was Hungary's first permanent written constitution and until it was replaced, the country was the only former Eastern Bloc nation without an entirely new constitution after the end of Communism.Both domestically and abroad, the 2011 constitution has been the subject of controversy.