Generally speaking, professing something means publicaly proclaiming to believe it. Perhaps, in the spirit of a polite discussion, you will document from Hitler's published writings and public speeches, something to document your claim.
Christians imprisoning and going to war against other Christians is pretty much the history of Europe. The Eastern and Western Popes were frequently at each other's throats.
In Mein Kampf there are many passages that essentially make this claim.
That's pretty public.
Perhaps, in the spirit of a polite discussion, you will document from Hitler's published writings and public speeches, something to document your claim.
I'll get you a citation.
Christians imprisoning and going to war against other Christians is pretty much the history of Europe.
Correct, but war is not a phenomenon unique to Christendom, while the Peace of God movement that humanized and limited warfare for much of the High Middle Ages was a unique Christian phenomenon.
The Eastern and Western Popes were frequently at each other's throats.
Define "frequently." (I'm assuming by "Eastern Pope" you mean "Ecumenical Patriarch").
There were about four or five direct confrontations and only one military incident, which was not sanctioned by either party, between 863 and 1453.
From 1453-1963 there was no real contact to speak of and since then there has been a rapprochement of sorts.