A protest by agricultural workers in Baixa de Cassanje, Portuguese Angola, turns into a revolt, opening the Angolan War of Independence, the first of the Portuguese Colonial Wars.

Baixa de Cassanje, also called Baixa de Kassanje, is a non-sovereign kingdom in Angola. Kambamba Kulaxingo was its king until his death in 2006. Presently, Dianhenga Aspirante Mjinji Kulaxingo serves as the king.