Elon Musk got on the phone Wednesday with South African President Cyril Ramaphosa following the Tesla CEO’s condemnation of Pretoria’s “openly racist” land ownership laws and threats by US President Donald Trump to withdraw $400 million in aid.

South African President Cyril Ramaphosa defended his land reform policy on Monday against an attack by Donald Trump that laid bare deep divisions within South Africa over racial disparities in ownership,

Trump’s comments waded into a sensitive racial issue and deepened already sharp divisions between the United States and South Africa.