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ROME, ITALY - FEBRUARY 22: Italian Prime Minister Matteo Renzi (R) and Italy's Presidenton Giorgio Napolitano attend the swearing in ceremony of the new government at Quirinale Palace on February 22, 2014 in Rome, Italy. Newly designated 39-year-old Prime Minister Matteo Renzi is the youngest leader in Italy's 163-year history as a united country. (Photo by Giorgio Cosulich/Getty Images)

ROME, ITALY - FEBRUARY 22:  Italian Prime Minister Matteo Renzi (R) and Italy's Presidenton Giorgio Napolitano attend the swearing in ceremony of the new government at Quirinale Palace on February 22, 2014 in Rome, Italy.  Newly designated 39-year-old Prime Minister Matteo Renzi is the youngest leader in Italy's 163-year history as a united country. (Photo by Giorgio Cosulich/Getty Images)