New Delhi, Nov. 28 -- US President Donald Trump sharply escalated his administration's immigration agenda on Thursday, announcing that he would "permanently pause migration from all Third World Countries" following the killing of a National Guard member in an attack near the White House. The statement, delivered on Truth Social, came after investigators said the suspect - an Afghan national - had entered the United States in 2021 under a resettlement programme. Yet Trump offered no definition, no criteria, and no list of countries, prompting immediate questions about what "Third World" means in contemporary policy terms - and who might be affected.

On his social media platform, Donald Trump declared:

"I will permanently pause migration ...