Kolonja Słoszewo was formerly part of the German Empire. In the German Empire, the place was called Sloschewo Nowe.
The place is now called NN and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Kolonja Sloszewo | Russian Empire | Plonsk | 1914 |
Kolonja Słoszewo | Poland | Płońsk | 1919 |
Sloschewo Nowe | German Empire | Plöhnen | 1939 |
Słoszewo Nowe | Poland | Płońsk | 1945 |
NN | Poland | Ciechanów | 1992 |