A sweeping new travel ban on citizens from a dozen nations was announced by the White House on Wednesday, reviving a defining effort from the first Trump administration to crack down on entries from specific countries.

The Trump administration announced in a proclamation on Wednesday that it will ban nationals from Haiti from entering the United States and partially limit Cubans and Venezuelans from coming into the country.

DAKAR, Senegal (AP) — Citing national security concerns, President Donald Trump on Wednesday banned citizens of 12 countries, primarily in Africa and the Middle East, from entering the United States and restricted access for citizens of seven other nations, resurrecting and expanding a hallmark policy of his first term.