 became Lutheran. Holland became Dutch Reformed. England became Anglican. Scotland became Presbyterian. Switzerland became Calvinist. Italy, Spain, France, Austria, Poland remained Roman Catholic. Greece was Greek Orthodox. Russia was Russian Orthodox. You get the picture. It was one denomination per country. And if you did not believe the way your king did, you were persecuted and you fled. And so there was this mass migration of people shifting around Europe simply for conscience sake, and those were the ones that spilled over and started colonies in America.