Added a label to the Duchy of Poland

Added Gniezno town from 940 and added it as a admin centre to the Duchy of Poland

Borders of Duchy of Poland (973-981)

Started mapping borders of Duchy of Poland (973-981) - North - east

Started mapping borders of Duchy of Poland (973-981) - east II

Started mapping borders of Duchy of Poland (973-981) - east

Started mapping borders of Duchy of Poland (973-981)

Added a start date for the label of Holy Cross Voivodeship

Added a label to West Pomeranian Voivodeship

Added a label to Pomeranian Voivodeship

Added a label to Lubusz Voivodeship

Moved a Greater Poland Voivodeship label

Added a label to Lower Silesian Voivodeship

Added a label to Holy Cross Voivodeship

Added a label to Lesser Poland Voivodeship

Fixed the border of Greater Poland Voivodeship

Fixed the border of Kuyavian-Pomeranian Voivodeship and added english name

Changed the name of polish state (960-973) to Duchy of Poland and added names in different languages ( en la de fr es pt it lt cs sk hu ru uk be zh ko ja )

Added start date for Kalish county

Added wikipedia link to the first Polish state