“I think the President has the authority that he needs to conduct the activities and operations that are currently underway there,” Thune said

What happens when a superpower goes rogue.

A superpower that once built alliances across the west is dramatically reorienting itself – and so too must its former allies, writes Guardian columnist Gaby Hinsliff

But there appears to have been another one this evening.

These are the Republican lawmakers who, by dint of age, independence or unusual constituencies, could provide a crucial check on Trump’s dictatorial ambitions.