in 1948, Menachem Begin (Irgun leader from 1943 to 1948) transformed the group into the political party which later became part of Likud . [80] Lehi ( Lohameni Herut Yisrael , a.k.a. "Freedom Fighters for Israel," a.k.a. Stern Gang) was a revisionist Zionist group that splintered off from Irgun in 1940.