The 16th Canadian Parliament was in session from 9 December 1926, until 30 May 1930. The membership was set by the 1926 federal election on 14 September 1926, and it changed only somewhat due to resignations and by-elections until it was dissolved prior to the 1930 election. It was controlled by a Liberal Party minority under Prime Minister William Lyon Mackenzie King and the 14th Canadian Ministry. The Official Opposition was the Conservative Party, led briefly by Hugh Guthrie, and then by Richard Bedford Bennett. There were four sessions of the 16th Parliament: