Donald Trump, who is not the president, is using a minority of Republicans to block aid to Ukraine, to undermine the actual president’s foreign policy, and to weaken American power and credibility.
Donald Trump, who is not the president, is using a minority of Republicans to block aid to Ukraine, to undermine the actual president’s foreign policy, and to weaken American power and credibility.
That’s the proximate cause. The ultimate cause is that the Republicans stand no chance if they alienate Trump’s base. Many of them would prefer it if he went away but they can’t make it happen.