[1][2] Most of the members of the North Łódź party branch of DSAP (German: Ortsgruppe Lodz-Nord) joined DSAP–Linke in the split.
Schlieber had advocated that DSAP should seek cooperation with other leftwing parties, for unity between socialists and communists in struggle against reaction.
Other founding members of DSAP–Linke were Johann Rückert, Oskar Fiebig, Adolf Jedich, and Joseph Dillner.
The political police, assisted by uniformed policemen, arrested all participants and party materials were seized.
In October 1931, a legal case against twenty-two party cadres accused of connections with the Soviet Union, was opened.