Lopacin was formerly part of the German Empire. In the German Empire, the place was called Spatenfelde.
The place is now called Łopacin and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Lopacin | Russian Empire | Serpec | 1914 |
Łopacin | Poland | Sierpc | 1919 |
Spatenfelde | German Empire | Sichelberg | 1939 |
Łopacin | Poland | Sierpc | 1945 |
Łopacin | Poland | Ciechanów | 1992 |