Google the main religion of each continent. If there is no other main difference between the continents of the earth except for religion, then that has to be the answer. Could it be that in the 21st century, we have not overcome the angst between religions? Is religion still the most controversial issue mankind faces? Our world has not came far over the centuries has it?
Here’s a quick look at religions on continents. This is the first thing that came up on Google per continent when I searched. Europe: Christianity, Islam, Judaism. Asia: Buddhism, Islam, Hinduism. Africa: Christianity, Islam, Hinduism. Australia: Christianity, Catholic, Anglican. North America: Christianity. South America: Roman Catholicism, Christianity. Our world keeps turning and we get more toys but, some things never change. ~b