– On 28 June 1919, in the Mirror Hall of the Versailles palace, a peace treaty with the Germans was signed. Under its provisions, Poland obtained the territories of Pomerania Vistula, Upper Silesia and Greater Poland. Greater Poland without Babimost, Skwierzyna and Wschowa was to be annexed to the reborn Poland. Poland also obtained the areas that had not been occupied by insurgent armies, including the towns of Leszno, Rawicz and Zbąszyń.

- Exchanges of fire on the Greater Poland front. Shots fired from the armoured train “Danuta” destroyed the locomotive of the German armoured train.