Complex sentence: The Israeli left wing sees him as a nationalist zealot and some have charged him as a fanatic or a self-proclaimed Messiah, largely due to an interview in which he was quoted as saying I have a dream to lead the entire Israeli people.
Split into simpler sentences: The Israeli left wing sees him as a nationalist zealot and some have accused him of being a fanatic or a self-proclaimed Messiah. An interview that may have provoked these accusations was one in which he was quoted as saying I have a dream to lead the entire Israeli people.