The 17th Knesset elections took place following a series of political events dramatic even by Israeli standards. The Gaza Disengagement Plan brought a new strategic concept of unilateralism to the forefront of Israeli policy thinking.
The political fallout from the introduction of this new policy was the eruption of a bitter dispute within the ruling Likud Party, which had dominated the politics of Israel for a generation, since 1977. The dramatic decision of PM Ariel Sharon to split this party--which he had helped create--made the holding of new parliamentary elections