Who else besides german jews were trying to escape nazi tyranny or other persecutions?

In a conference on the non-Jewish victims of the Nazis, Dr. Gordon Zahn, University of Machusetts, defined the Nazis’ victims under three headings: (1) those who suffered for what they were—Jews, Slavs, Gypsies; (2) those who suffered for what they did—s, political activists, and resisters; (3) and those who suffered for what they refused to do—conscientious objectors, Jehovah’s Witnesses, and others.