ATHENS -  Greek Prime Minister George Papandreou and main opposition leader Antonis Samaras reached an agreement on Sunday evening on a national unity government with a new prime minister, said a statement of the president's office.

Greek Prime Minister George Papandreou arrives at an emergency cabinet meeting in the Greek parliament in Athens November 6, 2011. [Photo/Agencies]

According to the statement issued after their meeting, which was hosted by President Karolos Papoulias, a new prime minister will be named on Monday, following further talks between Papandreou and Samaras.

"The new government shall lead the country to early general elections after the implementation of the October 26 EU agreement decisions,"said the statement.