In 1930 the Italian fascist police discovered some TIGR cells. Numerous members of the organization were sentenced at the First Trieste trial; four of them (Ferdo Bidovec, Fran Marušič, Zvonimir Miloš and Alojzij Valenčič), charged with murder, were sentenced to death and executed at Basovizza () near Trieste.
In 1930 the Italian fascist police discovered some TIGR cells. Numerous members of the organization were sentenced at the First Trieste trial; four of them (Ferdo Bidovec, Fran Marušič, Zvonimir Miloš and Alojzij Valenčič), charged with murder, were sentenced to death and executed at Basovizza () near Trieste.