After culture and economic war in Poznań (won by Poles) we had WWI it was great opportunity...
The Greater Poland Uprising of 1918-1919, or Wielkopolska Uprising of 1918-1919 or Posnanian War was a military insurrection of Poles in the Greater Poland against Germany.
Poznań remembers this victory:
The Greater Poland Uprising of 1918-1919, or Wielkopolska Uprising of 1918-1919 or Posnanian War was a military insurrection of Poles in the Greater Poland against Germany.
Poznań remembers this victory: