From Time Magazine:
What History Can Tell Us About the Fallout From Restricting Immigration
David C. Atkinson
Feb 03, 2017
Oh, sorry, wrong picture of the fallout from restricting immigration in the 1920s. Instead, Time used:
See, the immigration restriction laws of 1921-24 were why the Japanese bombed Pearl Harbor in 1941.
It was our fault, just like it will be Trump’s fault when Muslims who couldn’t get into the United States blow up the United States.