The Japan military police launches a violent suppression of the religious sect Oomoto, beginning with a crackdown on the sect's operational bases of Ayabe and Kameoka in Kyoto Prefecture and the arrest of its leader Onisaburo Deguchi.,
World War II: Pacific War- After the Japanese Empireattack on Pearl Harbor the Congress of the United States and Great Britain pass a Declaration of war by the United States against Japan.,