 Following the passage in Zimbabwe Rhodesia of the Constitution of Zimbabwe Rhodesia (Amendment) No.4 Act 1979 on 11 December 1979, and the arrival of Lord Soames as Governor the next day, the 14-year UDI rebellion came to an end, and Zimbabwe Rhodesia returned to legality under British law as the colony of Southern Rhodesia.The United Kingdom Parliament then passed the Zimbabwe Act to put in place the country's independence constitution.