June 4, 1920: Hungary signs treaty at Trianon, loses 2/3rds of its territory (in green) to four nationsJune 22, 1920: The pop-up toaster is inventedJune 12, 1920: "Dark horse" Warren G. Harding nominated for U.S. president after Republican Party deadlockJune 15, 1920: White mob storms police station in Duluth, Minnesota, lynches three black inmates
