Republican senator calls Trump ‘irresponsible’ over Greenland threats

A Republican senator who has become one of Donald Trump’s most frequent critics on the issue of foreign policy called his threats towards Greenland a mistake on Sunday. Sen. Thom Tillis told CBS News that the president was “irresponsible” for seeking anything beyond a reaffirmation of previous agreements giving the U.S. the ability to project naval power across the arctic. “The reality is, to me, it was irresponsible to go anywhere other than figuring out how we modernize the 1951 Agreement, where Greenland and Denmark agreed to more or less give us unfettered access in Greenland to project power in…