The arrival of the Portuguese colonists under Paulo Dias de Novais in Luanda in 1575 altered the political situation as the Portuguese immediately became involved in Ndongo 's affairs .
War broke out between Ndongo and Portuguese in 1579 .
The arrival of the Portuguese colonists under Paulo Dias de Novais in Luanda in 1575 altered the political situation as the Portuguese immediately became involved in Ndongo 's affairs , and war broke out between Ndongo and Portugal in 1579 .