A draft circulating inside the administration lists three tiers of countries whose citizens may face restrictions on entering the United States.

The country, known as one of the "happiest" in the world, is included in the red list, which means that its citizens will be completely banned from entering US

The administration of US President Donald Trump is mulling new travel bans against 43 countries, including a possible pause of processing visa applications from Afghanistan, Iran and Syria, US media has reported.