The Roman Catholic Church in the 20th century entered into a period of renewal, responding to the challenge of increasing secularization of Western society and persecution resulting from great social
In 1891 Pope Leo XIII issued Rerum novarum in which the Church defined the dignity and rights of industrial workers.
While the church is heavily criticized for having done too little against the Holocaust, the war and the Nazis, individual Catholic resistance groups such as that led by priest Heinrich Maier helped the allies to fight the V-2, which was produced by concentration camp prisoners.
Memorial service at St. Henry's Cathedral in Helsinki, Finland on the French National Day in July 1941
Catholic resistance to Nazi Germany was a component of German resistance to Nazism and of Resistance during World War II. The role of the Catholic Church during the Nazi years remains a matter of much
Erich Klausener
Bishop Clemens August von Galen of Münster
Alfred Delp SJ
Konrad von Preysing of Berlin