He came to the US in his early twenties. He didn't own any restaurants at that time - he was just working in US kitchens. He didn't become a restaurateur until he was established for 10-15 years and helped open successful kitchens as a head chef.
British zionist bankers have meddled in everything from the french revolution, american revolution, us civil war, ww1, murdering Tsar Nicholas II and his family, great depression, ww2, etc.