Complex sentence: An estimated one third of German priests faced some form of reprisal from the authorities and, in 1940, the Nazis established a dedicated Clergy Barracks for clerical dissidents at Dachau Concentration Camp, where some 2,579-or 95% of inmates-were Catholic.
Split into simpler sentences: An estimated one third of German priests faced some form of reprisal from the authorities. Some 2,579-or 95% of inmates-were Catholic.