Solidarity Museum in Gdansk. The Lenin Shipyard in Gdansk is a part of the city’s modern history. Right here in 1980, the first free trade union behind the iron cutain was born. Lech Walesa and his associates began a strike in August 1980 and changed the world’s history. Visiting the Lenin Shipyard and Solidarity Museum is an unforgettable experience for everyone who is interested in transition to Democracy in Eastern Block countries.