the french,italians,greek,asians,americans started there own distinctive styles of cuisine. during the early 1900 united states got the majority of immigrants from europe bringing their cuisine with them.restaurants started opening featuring their cuisine.they all did well because of bigger population.and i will tell you that if it wasnt for the italians , greeks ,and other european nationals coming here to immigrate,montreal wouldn t have the restaurant scene it has.new york.chicago started it all.great food towns.majority of top chefs are in the united states these are the masterminds of culinary trends.