More Republicans are breaking with Trump. Is it conscience or politics?

Congressional Democrats say GOP majority is unraveling, but moves may in fact be aimed at retaining powerThe wrath of Donald Trump has kept congressional Republicans in line for much of his second term thus far. But as the November midterm elections draw closer, the president’s allies in the Senate and House of Representatives appear increasingly willing to defy a president who appears to have asked lawmakers for too much in some areas and too little in others, all while the public sours on his administration.In both chambers, small groups of Republicans have in recent weeks joined with Democrats to advance resolutions requiring that Trump receive Congress’s permission before continuing hostilities against Iran. Republican dissidents in the House helped pass another round of aid for Ukrain