Tim Urban @waitbutwhy
Turn of the century whites were super into race categories https://t.co/0Tw4Gsb02Q — PolitiTweet.org
Simon Kuestenmacher @simongerman600
Before the Great War almost one million people left Europe ervery year (in the period from 1907 to 1912). This map… https://t.co/B50a83ztPr