1. Who fought against the German settlers in Southwest Africa? Namibians The Namibians fought against the German Settlers. (I think) 2. What is a proxy war? A proxy war is an armed conflict between two states or non-state actors which act on the instigation or on behalf of other parties that are not directly involved in the hostilities 3. Why did South Africa agree to withdraw from Southwest Africa? Namibia was never fully part of South Africa. South West Africa (as it was then known) was ruled by Germany since 1884, as part of the colonization of Africa by Europe. ... Black resistance grew, initially putting pressure on the United Nations to free the country from South African rule.