"1930s#Wars" . . "1930s#Politics_and_wars" . "1930s#Literature_and_art" . . "years '30" . "decade of 1930" . . "Nineteen-thirties" . "1930s" . "Thirties" . "1930s#Assassinations_and_attempts" . . "the Thirties" . . . "throughout the decade" . . . "'30s" . . "thirties" . "other events of the 1930s" . "30s" . . . "1930s" . "1930s#Science_and_technology" . "1930s#Popular_culture" . "The 1930s" . "1930s#Disasters" .