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The town is notable for the fact that between 1945 and 1992 it was a secret Soviet military base, erased from all maps and it was not transferred to Polish jurisdiction until October 1992.
https://en.m.wikipedia.org/wiki/Borne_SulinowoSoviet Military Base
After the war, the area of two military bases and the town itself was taken by the Red Army. There the Soviet military established one of the biggest military camps of the Northern Group of Forces. The town was excluded from Polish jurisdiction and erased from all maps, even though officially part of the People's Republic of Poland. In official documents of the surrounding communes, the area of former Gross-Born and the surrounding 180 km² were called forest areas and remained a secret for almost 50 years. and after World War II it remained in Soviet hands, as a military base.
MVH
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