Part one of this 2016 classic covers the social unrest in the U.S. after WWI. There was a fear that Communist revolutionaries would try to take over the country. Adding fuel to the fear were two bomb plots in 1919.

Behind the Scenes Minis: Paddles and The British Museum
31:02

Ashurbanipal
37:29

Six Impossible Episodes: Back-to-Court
41:15