(a Hebrew acronym for "Mifleget Poalei Eretz Yisrael" or "Worker's Party of the Land of
Israel") A workers' party that was founded in 1930 and grew out of
Labor Zionism, which was based on socialist principles. Mapai was the dominant party in
Israeli politics prior to its establishment of the Labor party in 1968. Israel's first prime minister
David Ben-Gurion was the head of Mapai. See "
Workers Party of Eretz Israel (Mapai),"
Knesset.