President Donald Trump began his second administration with a blitz of policy actions to reorient U.S. government priorities.

Donald Trump took office eight years ago pledging to “drain the swamp” of the dominance of Washington influence peddlers.

Some have an immediate policy impact. Others are more symbolic. Some already are being challenged by federal lawsuits.

On his first full day in office Tuesday, President Donald Trump continued sweeping actions, including ordering the shuttering ...