Biography
Jacob Lachenko, also printed as Jack Lacpenko, was arrested while attending a Communist Party meeting in Milwaukee. The 1920 congressional case summary reports his acknowledgment of membership in Russian Branch No. 1 and opposition to the existing form of government. Officials recommended deportation, but the warrant was canceled March 26. No exact arrest day, physical release or complete actual detention duration is supplied. Source: https://upload.wikimedia.org/wikipedia/commons/2/27/Hearings_before_the_Committee_on_Immigration_and_Naturalization_-_H._of_R.%2C_66th_Congress_%28IA_cu31924051624827%29.pdf#page=727