did they oppress churches?
Yes, under the "Gleichschaltung" process, Hitler attempted to create a unified Protestant Reich Church from Germany's 28 existing Protestant state churches, with the ultimate goal of eradication of the churches in Germany.
Nazi Germany
Under the "Gleichschaltung" process, Hitler attempted to create a unified Protestant Reich Church from Germany's 28 existing Protestant state churches, with the ultimate goal of eradication of the churches in Germany. 
who built grand central station in new york city New York Central Railroad where is it located? At 42nd Street and Park Avenue in Midtown Manhattan, New York City. what are some of its uses? The size of the Main Concourse has made it an ideal advertising space - during World War II, a large mural with images of the United States military hung in the concourse. what was the after-effects of the war you just mentioned? The Allies established occupation administrations in Austria and Germany; denazification programme in Germany led to the prosecution of Nazi war criminals in the Nuremberg trials and the removal of ex-Nazis from power. how many casualties were recorded? Around 60 million people died in the war, including about 20 million military personnel and 40 million civilians. was there any advances in the technology they used? Yes, aircraft were used for reconnaissance, as fighters, bombers, and ground-support, and each role was advanced considerably. where did this war take place? It was a global war that involved the vast majority of the world's countries. was there a genocide during this war? Yes, Nazi Germany was responsible for the Holocaust (which killed approximately 6million Jews) as well as for killing 2.7 million ethnic Poles and 4million others as part of a programme of deliberate extermination, in effect becoming a "genocidal state". the organization responsible for this genocide, what was their ideology? National Socialism
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Nazi Germany [SEP] Oppression of churches
When the Nazis seized power in 1933, roughly 67 percent of the population of Germany was Protestant, 33 percent was Roman Catholic, while Jews made up less than 1 percent. According to 1939 census, 54 percent considered themselves Protestant, 40 percent Roman Catholic, 3.5 percent "Gottgläubig" (God-believing; a Nazi religious movement) and 1.5 percent nonreligious. Under the "Gleichschaltung" process, Hitler attempted to create a unified Protestant Reich Church from Germany's 28 existing Protestant state churches, with the ultimate goal of eradication of the churches in Germany. Pro-Nazi Ludwig Müller was installed as Reich Bishop and the pro-Nazi pressure group German Christians gained control of the new church.