International reaction: The rest of the world watched the once-unimaginable scene unfolding in Washington with dismay for what it said both about the U.S. and about other nations.

“This is not merely a U.S. national issue, but it shakes the world, at least all democracies,” said Peter Beyer, Germany’s coordinator for trans-Atlantic affairs. Stéphane Séjourné, a member of the European Parliament, wrote on Twitter: “This is what happens when you sow hatred.”