Duchy of Masoviaball

Duchy of Masoviaball is Luki1223 was a medieval duchy in Polandball whose capital cityball was Plockball.

History
Duchy of Masoviaball was founded in 1138 by Polandball as a part of himself. In 1226, Duchy of Masoviaball invited Teutonic Orderball together and gave them some lands. Polandball suffered the consequences of that act later. Duchy of Masoviaball initially fought with Teutonic Orderball against Polandball. After losing changed sides and Duchy of Masoviaball fought together with Polandball against Teutonic Orderball. In the years 1351-1526, Duchy of Masoviaball was the fief of the Polandball and was eventually annexed by it in 1526.