In 1931 it was created from the merger of three other, smaller, peasant-based parties: centre-right Polish People's Party "Piast" (PSL "Piast"), centre-left Polish People's Party "Wyzwolenie" (PSLW) and left wing Stronnictwo Chłopskie (SCh).
ɪn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi wˈʌn ɪt wʌz kɹiːˈeɪɾᵻd fɹʌmðə mˈɜːdʒɚɹ ʌv θɹˈiː ˈʌðɚ, smˈɔːlɚ, pˈɛzəntbˈeɪst pˈɑːɹɾiz: sˈɛntɚɹˈaɪt pˈoʊlɪʃ pˈiːpəlz pˈɑːɹɾi "pˈaɪəst" pˌiːˌɛsˈɛl "pˈaɪəst", sˈɛntɚlˈɛft pˈoʊlɪʃ pˈiːpəlz pˈɑːɹɾi "wˈɪzwoʊlni" pˌiːˌɛsˌɛldˈʌbəljˌuː ænd lˈɛft wˈɪŋ stɹənˈɪktwoʊ klˈɑːpski ʃ.