When was "Dapper" Danny Hogan head of Minnesota's branch of the oldest organized crime group in the United States?
Danny Hogan: "Dapper" Danny Hogan (ca. 1880 - December 4, 1928) was a charismatic underworld figure and boss of Saint Paul, Minnesota's Irish Mob during Prohibition. Irish Mob: The Irish Mob is the oldest organized crime group in the United States, in existence since the early 19th century.
during Prohibition