The trouble with leading a great power is that, from time to time, the president is obliged to act like the leader of a great power. If ever there was a time for sound presidential leadership, it’s now. With no appreciation for the endlessly renewable force of...

Last year, I testified in the Senate on Antifa and the growing anti-free speech movement in the United States. I specifically disagreed with the statement of House Judiciary Committee Chair Jerry Nadler that Antifa (and its involvement in violent protests) is a...