NN was formerly part of the German Empire. In the German Empire, the place was called Kempa Kotonska.
The place is now called NN and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Kepa Kotonska | Russian Empire | Sohačev | 1914 |
NN | Poland | Sochaczew | 1919 |
Kempa Kotonska | German Empire | Plöhnen | 1939 |
Kępa Kotońska | Poland | Płońsk | 1945 |
NN | Poland | Warszawa | 1992 |