In the 1980s, his intelligence helped avoid a dangerous escalation of nuclear tensions between the USSR and the West.

As profoundly disturbing as Mr. Trump’s sweeping and irresponsible violations of civil liberties have been, in one respect they are not exactly unprecedented. Previous presidents have deported people ...

President Trump has access to a powerful tool that isn’t tariffs for his trade war with China, but it isn’t clear whether China hawks will convince him to unleash it.