U.S., June 5 -- US President Donald Trump has signed a travel ban affecting nationals from seven African nations - Chad, Republic of the Congo, Equatorial Guinea, Eritrea, Libya, Somalia, and Sudan. He referenced purported terrorism threats and elevated visa overstay rates as justification for his decision, which is set to take effect on June 9.

The ban was revealed in an executive order yesterday, forming part of a wider immigration policy overhaul that targets 12 nations; these include the seven African countries along with Afghanistan, Myanmar, Haiti, Iran, and Yemen.

Additionally, Burundi, Sierra Leone, and Togo are included in a group of seven other nations facing partial restrictions under this directive, which limits entry throug...