In 1994 , both groups were banned outright by the Israeli cabinet under 1948 anti-terrorism laws , following statements in support of Baruch Goldstein 's massacre of 29 Palestinians at the Cave of the Patriarchs ( Goldstein himself was a Kach supporter ) . Many of their leaders spent time in Israeli jail under administrative detention , particularly Noam Federman , who spent more than 6 months in lockup without being indicted . Yigal Amir , who assassinated Prime Minister Yitzhak Rabin in 1995 who was in contact with " EYAL " ( the Jewish Fighting Organization ) , a group established and headed by Avishai Raviv ( a paid government informant ) and portrayed as linked to Kach and Kahane Chai
assassinated
Assassination of Yitzhak Rabin
Kach and Kahane Chai