President Donald Trump speaks at Krasinski Square at the Royal Castle, Thursday, July 6, 2017, in Warsaw.
President Donald Trump speaks at Krasinski Square at the Royal Castle, Thursday, July 6, 2017, in Warsaw. Evan Vucci AP
President Donald Trump speaks at Krasinski Square at the Royal Castle, Thursday, July 6, 2017, in Warsaw. Evan Vucci AP

Jonah Goldberg: The dangers of arrogant ignorance are becoming apparent

July 08, 2017 3:00 PM