A legal challenge against a controversial new land seizure law at the centre of a row with US President Donald Trump has been filed by the Democratic Alliance (DA), which is part of South Africa's coalition government.

U.S. President Donald Trump has followed through on his promise to punish South Africa by signing an executive order stopping all aid and assistance to the country over what he called a human rights violation against a white minority group.

US President Donald Trump signed an executive order Friday aimed at freezing assistance to South Africa over a controversial law which allows the government to seize farmland from ethnic minorities - namely White farmers - without compensation,