Jewish-American gangsters were involved in many different criminal activities, including murder, racketeering, bootlegging, prostitution and narcotics. Their role was also significant in New York's burgeoning labor movement, especially the garment and trucking unions, as well as the poultry industry. Jewish organized crime fueled antisemitism and deeply concerned the Jewish community. Jewish organized crime was used by antisemites and anti-immigration supporters as arguments to bolster their agenda. Jewish gangs controlled portions of the Lower East Side and Brownsville in New York City, and were also present in other major American cities. American Jewish mafia boss Kid Cann held sway over Minneapolis for over four decades and remains the most notorious mobster in the history of Minnesota.