The United States is considering extending its travel ban to 36 more countries, a person who has seen the memo said Monday, marking a dramatic potential expansion of entry restrictions to nearly 1.5 billion people.

The administration gave the nations 60 days to fix concerns, according to a State Department cable. The president already imposed a full or partial ban on citizens of 19 countries.

President Donald Trump is once again putting pressure on countries over immigration and security, and this time, even one of the world’s happiest nations isn't being spared. The U.S. has warned Bhutan,