 The Christian world leading the adoption of gay marriage. In the 20th century, if you had listed the nations where Christianity was most likely to predominate, you would have put the U.S., Canada, and Western Europe at the top. Today, if you look at a map of where same-sex marriage is legal, you will also find the U.S., Canada, and Western Europe topping the list. It's also very prevalent in Latin America. But wide swaths of the globe, including Eastern Europe, the Middle East, and the Far East, continue to resist efforts to legalize gay marriage. This despite the fact that