Military history of South Africa during World War II Westminster with its head of state being the British king, the South African Prime Minister on 1 September 1939 was J.B.M. Hertzog – the leader of the pro-Afrikaner and anti-British National Party. The National Party had joined in a unity government with the pro-British South African Party of Jan Smuts in 1934 as the United Party. Hertzog's problem was that South Africa was constitutionally obligated to support Great Britain against Nazi Germany. The Polish-British Common Defence Pact obligated Britain, and in turn its dominions, to help Poland if attacked by the Nazis. When Adolf Hitler's forces attacked Poland on 1
Deputy Prime Minister of Yugoslavia Deputy Prime Minister of Yugoslavia The Deputy Prime Minister of Yugoslavia was the official Deputy of the Prime Minister of the Kingdom of Yugoslavia, SFR Yugoslavia and later Prime Minister of FR Yugoslavia, from 1939 until 2003. The office of the Deputy Prime Minister of the Kingdom of Yugoslavia was established on 26 August 1939, during the government of Dragiša Cvetković. It was initially held by Vladko Maček. The office of the Deputy Prime Minister of SFR Yugoslavia was established on 2 February 1946, during the government of Josip Broz Tito. It was initially held by two people: Edvard Kardelj