London of the 1500s was a bustling center of commerce, finance and industry -- and it attracted a fair number of foreign-born professionals, who sought their fortune in the metropolis. However, as epidemics and economic downturns made life worse and worse for the average person, the native-born working class began to blame foreigners, whom they called 'strangers,' for their woes. In today's episode, the guys follow the escalating, xenophobic tensions that led to citywide riots -- and how the Crown leveraged this to further solidify state power.