Contrary to the provisions of the Polish-Soviet border agreement of 1945, the Pilava Strait linking the Vistula Lagoon to the Baltic Sea was not opened to Polish merchant vessels while Poland’s port of Elbląg had no longer access to the Baltic Sea. In June 1990, the yacht “Misia II” under the skipper Edmund Krasowski, a Member of Polish Parliament at the time, as the first sailed from Elbląg to Gdynia across the Pilava Strait.