Yuval Zellner Party, Zellner joined Kadima in 2005. Ranked 34th on Kadima's list for the 2009 elections, he failed to win a seat, but entered the Knesset on 3 May 2012 as a replacement for Tzipi Livni, who had resigned her seat after losing the party's leadership election to Shaul Mofaz. Placed sixth on the Kadima list for the 2013 elections, he lost his seat when the party was reduced to two MKs. However, he returned to the Knesset on 18 December 2014 following Yisrael Hasson's resignation and other resignations from the party list. The party did not contest the 2015 elections,
Ehud Olmert preserve its unity and ability to lead." Defense minister and Labor party leader Ehud Barak called Olmert's announcement "a proper and responsible decision made at the right time". Opposition leaders called for the resignation to be followed by general elections. The Likud party leader, Benjamin Netanyahu, called for snap elections: "It doesn't matter who heads Kadima. They are all partners in this government's total failure. National responsibility requires a return to the people and new elections." After Tzipi Livni won the leadership election, Olmert officially resigned but remained prime minister, according to the dictates of the law. Even after an