Approx. 8 November 1918
Arrival of a delegate from Poznań to the Supreme Command of the Polish Military Organisation (PMO) in Warsaw
Wincenty Wierzejewski delegated Józef Jęczkowiak to the Supreme Command of the PMO, the task of which was to persuade the Poles serving in German forces in Warsaw to join the Polish Armed Forces. By 10 November, 400 to 500 soldiers were successfully recruited.