New Zealand has a tradition of commitment to the concept of collective security. It was a member of the League of Nations between the world wars and was active in the establishment of the United Nations in June 1945.
- Page 2 - The League of NationsNew Zealand was a founding member of the League of nations and was awarded German Samoa as a Mandated Territory by the
Archduke Franz Ferdinand, heir to the throne of the Austro-Hungarian Empire, and his wife Sophie were assassinated in the Bosnian city of Sarajevo. This was a key event in sparking the Great War of 1914–18.
- Page 6 - The legacy of war The war had a major impact on constitutional arrangements within the British Empire, and it affected New Zealand's international status.
New Zealand was ill-equipped to cope with the Western Samoa mandate allocated by the League of Nations in 1920. The Mau movement's passive resistance culminated in the violence of 'Black Saturday', 28 December 1929, which left 11 Samoans and one New Zealand policeman dead.
Page 6 – Stepping up the Mau campaign
In January 1928 Mau policeman, dressed in a uniform of a purple lavalava with a white stripe, began enforcing a sā - ban - on European stores in Apia.