Supporters wave flags during a rally led by Italian Prime Minister Matteo Renzi in downtown Rome, Italy. Picture Remo Casilli/Reuters
U.S. President Barack Obama and Italy’s Prime Minister Matteo Renzi stand for the playing of the anthems during an official arrival ceremony on the South Lawn of the White House in Washington, U.S. Photo Kevin Lamarque/Reuters
Greek Prime Minister Alexis Tsipras welcomes Italian Prime Minister Matteo Renzi for a summit of southern European states at Zappeion Hall in Athens, Greece
German chancellor Angela Merkel, right, welcomes Italy’s prime minister, Matteo Renzi, for intergovernmental consultations at the chancellery in Berlin on Monday.