When 20,000 Nazis Gathered in New York Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email The crowd responds with a Hitler salute as uniformed members of a German-American Bund color guard march at a gathering in New York's Madison Square Garden, Feb. 20, 1939. ( AP / AP Photo ) Hosted by Brooke Gladstone Produced by WNYC Studios