15 – South Africa announces its intended withdrawal from the Commonwealth upon becoming a republic. Prime Minister Verwoerd was attending the 1961 Commonwealth Prime Ministers' Conference at the time. He had tried to seek permission for South Africa to remain a Commonwealth member state upon becoming a republic on 31 May, but it was rejected, because of the South African Government's apartheid policies.
The International Confederation of Free Trade Unions submits a memorandum to the United Nations General Assembly calling for economic sanctions against South Africa.
16 – Umkhonto we Sizwe commences its sabotage campaign with a bomb attack on the Durban office of the Department of Bantu Administration and Development.[4]
South Korea establishes diplomatic relations with South Africa. Diplomatic relations would last until 1978, when South Korea withdrew its recognition in protest of apartheid. They would not be restored thereafter until December 1992.[5][6]
^Heffermann, Lutz (1997). The South African Stamp Colour Catalogue (21st ed.). Lutz Heffermann, Johannesburg. p. 58.
^ abJeffery, Anthea (2009). People's War - New Light on the Struggle for South Africa (1st ed.). Johannesburg & Cape Town: Jonathan Ball Publishers. p. 4. ISBN978-1-86842-357-6.
^"South Korea-South Africa Relations". The Embassy of the Republic of Korea to the Republic of South Africa. 6 April 2015. Archived from the original on 17 November 2014. Retrieved 7 October 2016.