Tzipi Livni position on Kadima's list of candidates, which effectively guaranteed her election to the Knesset. In 2006, Livni was appointed as Israel's Minister of Foreign Affairs. She held this position until 2009. In Ehud Olmert's government, Livni was also appointed Designated Acting Prime Minister (also known as Vice Prime Minister), taking the place of the prime minister if he or she is outside the country or temporarily or permanently unable to fulfill his or her duties. She ceased serving as Justice Minister at that time, but again held that position from 29 November 2006 to 7 February 2007, while still serving
Tzipi Livni multiple policy disagreements boiled over, and Netanyahu fired Livni along with Finance Minister Yair Lapid from their posts, accusing the two of plotting a "putsch" to overthrow the government. Livni and Lapid had often criticized government decisions, which Netanyahu claimed amounted to an "opposition within the coalition," and made it "impossible to govern." A particular source of frustration for Netanyahu was Livni's control of the powerful ministerial committee on legislation. In December 2014 (after Livni had been dismissed as a cabinet minister), Secretary of State John Kerry told European Union ambassadors that his stance against a unilateral Palestinian measure at