Tzipi Livni parties' majority in the Knesset. Consequently, she served as Leader of the Opposition from 2009, until her resignation from the Knesset in 2012. Later that year, Livni founded a new party, Hatnuah, to compete in the 2013 elections, after which she was appointed Justice Minister in the Thirty-third government of Israel, again leading a new round of Israeli–Palestinian peace talks. In December 2014, a number of policy disputes within the government led Benjamin Netanyahu to dismiss Livni from his cabinet and call new elections. In the 2015 election, Livni joined forces with Labor Party leader Isaac Herzog to create the
Tzipi Livni Livni and Shaul Mofaz emerged as the main rivals for the leadership. Livni won the Kadima leadership election by a margin of just 431 votes (1%). Palestinian peace negotiators were reportedly pleased with the result. As the new leader of the ruling party, Livni became prime-minister designate. Upon declaring victory, she stated "the national responsibility (bestowed) by the public brings me to approach this job with great reverence." On 21 September 2008, Olmert formally resigned in a letter submitted to president Shimon Peres, and the following day Peres formally asked Livni to form a new government. Livni faced tough negotiations