Editing Leszek Miller (section)

===Before 1990===
Miller started his political career as an activist of the Socialist Youth Union, where he held the position of Chairman of the Plant Board, soon becoming a member of the Town Committee. After the military service, in 1969, he joined the [[Polish United Workers' Party]] (PZPR), People's Poland's communist party.<ref>{{Cite web |url=https://katalog.bip.ipn.gov.pl/informacje/1162 |language=pl |title=Biuletyn Informacji Publicznej |website=ipn.gov.pl |access-date=12 November 2023}}</ref> 

Many people were pressured to join PZPR in order to advance in their careers or to pursue higher education. Miller used his affiliation with the Communist party to effectively advance in his studies and professional goals.{{POV statement|date=August 2021}}

In 1973 and 1974, Miller was the Secretary of the PZPR Plant Committee. With the party's recommendation, he started political sciences studies at the party's Higher School of Political Sciences (''Wyższa Szkoła Nauk Społecznych''), graduating in 1977.<ref>{{Cite web |url=https://katalog.bip.ipn.gov.pl/informacje/1162 |language=pl |title=Biuletyn Informacji Publicznej |website=ipn.gov.pl |access-date=12 November 2023}}</ref> After graduation, Miller worked at the PZPR Central Committee, supervising the Group, and later on the Department of Youth, Physical Education and Tourism.<ref>{{Cite web |url=https://www.polityka.pl/archiwumpolityki/1834178,1,metoda-millera.read |language=pl |title=Metoda Millera |website=polityka.pl |author=Iwona Kochanowska, Marcin Meller |date=6 October 2001 |access-date=12 November 2023}}</ref>

In July 1986, Miller was elected as First Secretary of the PZPR Provincial Committee in [[Skierniewice]]. In December 1988, he returned to Warsaw, due to his promotion to the position of the Secretary of the PZPR Central Committee. As a representative of the government side, he took part in the session of the historic "Round Table", where, together with Andrzej Celiński, he co-chaired the sub-team for youth issues  (the only one that closed the session without signing the agreement). In 1989, he became a member of the PZPR [[Politburo|Political Bureau]].<ref>{{Cite web|url=https://biografia24.pl/leszek-miller/|title=Leszek Miller: biografia, książki i ciekawostki|website=Biografia24.pl|language=pl-PL|access-date=2019-05-10}}</ref>