>"The GDR state sponsored atheism and tried to reduce the influence of the churches on society.[4] The GDR's constitution ostensibly proclaimed the freedom of religious belief, while "Freedom of religion and liberty of conscience did not in reality exist, and the exercise of religion was obstructed in every conceivable way".[5]"
Doesnt sound like a place where they would welcome a priest with open arms and give him a job and place to live.
https://en.wikipedia.org/wiki/Christianity_in_East_Germany