The Rise of the Israel Right: From Menachem Begin to Bibi Netanyahu

Why has the Right become the incumbent party of government in Israel?
How did Menahem Begin transform his Herut movement, winning only 14 seats out 120 in 1949 to winning power as the Likud in 1977?
Why has the far Right, opposed to the Likud, emerged as a political force to be reckoned with?
Despite all the cynicism directed at Netanyahu, amidst charges of corruption that may land him in court, why is the current prime minister, according to opinion polls, heading towards yet another Likud electoral victory?