Hatzohar (Hebrew: הצה"ר, an acronym for HaTzionim HaRevizionistim (הציונים הרוויזיוניסטים), lit. The Revisionist Zionists), officially Brit HaTzionim HaRevizionistim (ברית הציונים הרוויזיוניסטים, lit. Union of Revisionist Zionists) was a Revisionist Zionist organization and political party in Mandatory Palestine and newly independent Israel.