1990 disestablishments in Poland

founding and ruling party of the Polish People's Republic from 1948 to 1989

salt mine (Bochnia, Poland)

central district of Warsaw, Poland

Wola () is a district in western Warsaw, Poland. An industrial area with traditions reaching back to the early 19th century, it underwent a transformation into a major financial district, featuring various landmarks and some of the tallest office buildings in the city.

Żoliborz () is one of the northern districts of the city of Warsaw. It is located directly to the north of the City Centre, on the left bank of the Vistula river. It has approximately 50,000 inhabitants and is one of the smallest boroughs of Warsaw. Despite its small size, the district has many green areas and mostly consists of low-rise architecture. Historically an upscale neighborhood and home to Warsaw's intelligentsia prior to World War II, Żoliborz is the second most expensive residential district in Warsaw after Śródmieście.

Mokotów () is a district of Warsaw, the capital city of Poland. It is densely populated, and hosts many companies and foreign embassies. Only a small part of the district is lightly industrialised (Służewiec Przemysłowy), while the majority is full of parks and green areas (Mokotów Field).

Ochota () is a district of Warsaw, Poland, located in the central part of the city's urban agglomeration. It is Warsaw's most densely populated district and home to the scientific campus of the University of Warsaw.

Praga-Południe (), also known by its anglicized names Praga-South, Praga South, and South Praga, is a district of the city of Warsaw, Poland located on the east bank of the Vistula River. It consists of Grochów, Gocław, Kamionek and Saska Kępa.

secret service of Poland from 1956 to 1989

Polish organization