President Donald Trump has banned travel to the U.S. by citizens of 12 countries and restricted access for those from seven others, citing national security concerns in resurrecting and expanding a hallmark policy from his first term that will mostly affect people from Africa and the Middle East.

The announced ban applies to nationals of Afghanistan, Myanmar, Chad , the Republic of Congo , Equatorial Guinea , Eritrea , Haiti, Iran, Libya , Somalia , Sudan , and Yemen. The enhanced restrictions apply to nationals of Burundi ,

President Donald Trump’s new ban on travel to the U.S. by citizens from 12 mainly African and Middle Eastern countries has taken effect amid rising tension over the president’s escalating campaign of