Glasnost, (Russian: “openness”) Soviet policy of open discussion of political and social issues. It was instituted by Mikhail Gorbachev in the late 1980s and began the democratization of the Soviet Union.
I believe theories that has been proved and widely accepted and confirmed by other group of people is a law
It would be "England" and "Germany" that have large populations of Protestants, due mostly to the fact that the Protestant Reformation actually began in what is now Germany, and quickly spread north.
Alabama, Georgia, Tennesse, and North Carolina. Hope this helps!
There's Demographic transition stages that maybe could affect citizenship , If a country is in stage 4 or 5 ( zero or decreasing population growth) then having immigrants come would increase population.