A US federal judge has overturned a controversial visa ban affecting nationals from 75 countries, marking a significant setback for President Trump's immigration policies.

A United States federal judge has struck down a Donald Trump's administration policy that suspended the issuance of immigrant visas to applicants from 75 countries, including…

By Kanishka Singh and Nate RaymondWASHINGTON, Aug 21 (Reuters) - A U.S. judge on Friday struck down a Trump administration policy suspending the issuance of immigrant visas to…