Like most of your factual claims, this is grossly false.

After the French revolution, France was emphatically not a Christian nation. "Men will never be free until the last king is strangled with the entrails of the last priest." -Diderot

More information here: https://en.wikipedia.org/wiki/Dechristianization_of_France_during_the_French_Revolution

Lying is a sin, and yet you persist in doing it.

My belief is that if you actually had to use facts instead of falsehoods, you would be unable to make any case for your prejudices against anyone who isn't like you.