Comité de défense des ouvriers
In 1975, he graduated from the Catholic University of Lublin in the field of history. During the 1970s he took part in a campaign of support for striking workers in Radom, and became a part of the Workers' Defence Committee. In the years 1977–1978 he was a co-organiser of the Free Trade Unions of the Coast, "the cradle of Solidarity," established by Andrzej Gwiiazda, Krzysztof Wyszkowski and Antoni Sokolowski.