Portugal–South Africa relations as part of a land claim). Bartolomeu Dias did so in 1486, and Vasco da Gama recorded a sighting of the Cape of Good Hope in 1497, en route to India. South Africa had close relations with Portugal, particularly during the time that Mozambique and Angola were Portuguese colonies. South Africa under apartheid was ruled by the National Party, which shared common ground with the anti-communist "Estado Novo" regime of António Salazar in Portugal. Following Britain's decision to grant independence to its colonies in Africa, the government of Hendrik Verwoerd feared that the newly-independent states would fall under the influence
Brouwer Route that there was no accurate way at the time to determine longitude. The sighting of either Amsterdam Island or Saint Paul Island was the cue for ships to change direction and head north. However, this was reliant on the captain's expertise. The route was devised by the Dutch sea explorer Hendrik Brouwer in 1611, and found to halve the duration of the journey from Europe to Java, compared to the previous Arab and Portuguese monsoon route, which involved following the coast of East Africa northwards, sailing through the Mozambique Channel and then across the Indian Ocean, sometimes via India. By