About 22% of Israel is orthodox and about 13% can be called "ultra-orthodox".
They play a major role in politics. Most prominently and recently, the 8-decade long exemption from the draft for Haredi Jewish people was ended causing a major crisis in Israel's government. All Haredi representatives of the Knesset withdrew leaving Netanyahu's party's majority with a razor thin margin of 61 seats in the 120-seat Knesset