Mapai (Hebrew: מפא"י‎, an acronym for Mifleget Poalei Eretz Yisrael (Hebrew: מפלגת פועלי ארץ ישראל‎), lit. Workers' Party of the Land of Israel) was a left-wing political party in Israel, and was the dominant force in Israeli politics until its merger into the Israeli Labor Party in 1968. During Mapai's time in office, a wide range of progressive reforms were carried out, as characterised by the establishment of a welfare state was established, providing minimum income, security, and free (or almost free) access to housing subsidies and health and social services.

Read more about Mapai:  Background