Stronnictwo Ludowe (SL, People's Party) was a Polish political party, active from 1931 in the Second Polish Republic. Its power base was composed mostly from peasants. In 1945 it was renamed to Polskie Stronnictwo Ludowe (PSL) and a different, communist party took its name. In 1949 it was merged into Zjednoczone Stronnictwo Ludowe (ZSL). Modern PSL party traces its origins to SL. A political party is an organization that seeks to attain political power within a government, usually by participating in electoral campaigns. ... Second Polish Republic 1921-1939 The Second Polish Republic is an unofficial name applied to the Republic of Poland between World War I and World War II. When the borders of the state were fixed in 1921, it had an area of 388. ... The Polish Peasant Party (Polish: Polskie Stronnictwo Ludowe) is a political party in Poland. ...

In 1931 it was created from the merger of three other, smaller, peasant-based parties: Polskie Stronnictwo Ludowe Piast (PSL "Piast"), Polskie Stronnictwo Ludowe Wyzwolenie (PSLW) and Stronnictwo Chłopskie (SCh).

During the Second World War it was known as 'Stronnictwo Ludowe Roch' and it's military arm, Bataliony Chłopskie, formed part of the Polish resistance movement in World War II. Mushroom cloud from the nuclear explosion over Nagasaki rising 18 km into the air. ... Bataliony ChÅ‚opskie (BCh, Polish Peasants Battalions) was a Polish World War II resistance movement and partisan organisation. ... German supply train blown up by the Armia Krajowa during World War II. Polish resistance movement was a resistance movement in Poland, part of the anti-fascist resistance movement which fought against the occupation of Poland by Nazi Germany during World War II. Resistance to the Nazi German occupation began...

After the end of the war, Stronnictwo Ludowe under the leadership of Wincenty Witos decided to support Stanisław Mikołajczyk. However at the same time Polish communists named one of their proxy parties Stronnictwo Ludowe, and the old Stronictwo Ludowe, now loyal to Mikołajczyk, changed its name into Polskie Stronnictwo Ludowe (PSL). Wincenty Witos Wincenty Witos (1874 - 1945) was an actvist of the Polish Peasant Party (PSL) from 1895 and leader of Piast faction from 1913. ... StanisÅ‚aw MikoÅ‚ajczyk StanisÅ‚aw MikoÅ‚ajczyk (1901 - 1966), Polish politician, was Prime Minister of the Polish government in exile during World War II, and later Deputy Prime Minister in postwar Poland. ... Polish communists can trace their origins to early 1900s and the works tor the first Polish Marxist, StanisÅ‚aw Brzozowki (1878-1911). ... The Polish Peasant Party (Polish: Polskie Stronnictwo Ludowe) is a political party in Poland. ...

After Mikołajczyk's defeat due to vote rigging by communists in the Polish legislative election, 1947, the remains of the Polskie Stronictwo Ludowe were merged (in 1949) into one of the communist parties (Zjednoczone Stronnictwo Ludowe, ZSL). The Polish legislative election, 1947 was held on January 19, 1947 in the Peoples Republic of Poland. ...