Career
Zawadzki was born in 1859 in Wilno. While he was studying in Saint St. Petersburg, he was associated with the narodnicy movement. Then, Zawadzki became an activist in social groups, and because of that was arrested and exiled to Siberia (1878–1881, 1885–1892).
Together with group of activists, he founded Fronda Zawadzkiego (Fronde of Zawadzki), transformed in 1912 into the Narodowy Związek Chłopski.
He died on November 23, 1926.