Italian centre-left leader Matteo Renzi was sworn in as prime minister on Saturday, taking his oath of office from President Giorgio Napolitano.
Renzi will go before parliament on Monday for a vote of confidence that will confirm his government's majority.
Renzi will serve as Italy's youngest premier, heading a new government he says promises will swiftly tackle old problems.
Chief challenge for the broad coalition that took office on Saturday is a feeble economy that has only just begun showing tentative signs of rebounding after several years of stagnation. The Democratic Party leader also vowed to cure Italy's chronic political instability with electoral reforms aimed at making the country more governable.
The former Florence mayor, 39, chose many newcomers for his decidedly young-looking Cabinet. In a first, there are as many women ministers as men.
One of his non-political appointees, Economy Minister Pier Carlo Padoan, missed the swearing-in. The Organization of Economic Cooperation and Development's chief economist was attending a meeting in Australia when tapped on Friday.
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