 Complete the following phrase:  Tilman Zülch feels that it is an obligation to campaign for religiously and ethnically persecuted people, especially for Germany and Austria given the crimes of Nazi Germany. He feels that the way for Germans to deal with the past is not to stay silent in face of other crimes such as those of the Stalin era, the mass expulsions of Germans after 1945, or the genocides of today. For example, in the early 1990s he was fined for breaking into a Messerschmitt-Bölkow-Blohm warehouse in Munich to secure evidence of the companys covertly supplying the Iraqi air force; he repeatedly protested Russias military actions in Chechnya, comparing the bombing of Grozny to 