Where do you get your information? The ban is primarily targeting UK and areas of Europe that are primarily white. The Africa stuff is barely a footnote.
Newly discovered variants of COVID-19 in South Africa and Brazil could make the virus more infectious and may decrease the efficacy of vaccines.
www.npr.org
"The ban, expected to start Monday, would prohibit travelers from the United Kingdom, Ireland and 26 countries in Europe that allow travel across open borders, called the Schengen Area, according to Reuters. It will also block entry to travelers from Brazil and South Africa, where researchers discovered new variants of the virus. Former President Donald Trump imposed similar restrictions on travelers from Brazil and Europe but ordered that those bans be lifted two days before his term ended. "