Some on the left are aiming to create a liberal version of the Tea Party. It's already exerting pressure on Democrats to stop Trump by any procedural means necessary.
Judge Neil Gorsuch will be tough for Democrats to stop. He's conservative, but has stellar legal credentials. Plus, despite pressure from their base, Senate Democrats' options are limited.
Saying that President Trump's immigration ban is illegal, the state's lawsuit cites instances in which he said he would base immigration decisions on religion.
The president has moved up his Supreme Court nominee announcement to Tuesday. He is expected to choose from one of three judges, any of whom would be a socially conservative voice on the court.
NPR's Ari Shapiro speaks with Eliot Cohen, a former State Department counselor in the George W. Bush administration, about how the president's first week in office confirmed his worst fears.
Immigration and refugee advocates say the details of President Trump's executive order are still in flux. Some travelers have been barred from entering the U.S. Others are receiving exemptions.
Iraq responded with both shock and, in Parliament, a desire for retaliation. In Sudan, the government summoned a U.S. diplomat to protest Friday's executive order.
The White House argues little has changed when it comes to its National Security Council. But the elevation of chief strategist Steve Bannon to the Principals Committee represents a major departure.
The former president is "heartened by the level of engagement" and "fundamentally disagrees with the notion of discriminating against individuals because of their faith or religion," a statement said.