Dhaka, Dec. 7 -- Thousands of refugees around the world have been unable to enter the United States due to new policies under President Donald Trump.

Many had prepared for their move, sold belongings, and secured travel documents before the program was suspended.

Trump restarted the refugee program in October but set the lowest limit ever of 7,500 people, mostly from South Africa.

Additional restrictions were introduced after a security incident involving an Afghan national.

The administration cited economic and security concerns for the changes. About 600,000 refugees were in process when the program was halted.

Only a small number have been admitted since, largely due to court actions seeking to restore the program. Advocates warn ...