Antonis Samaras, speaking at a press conference on Sunday, leads the New Democracy conservative party, which came in first in Greece's national election. Mr. Samaras has proposed forming a pro-euro coalition government with his party's historic rival, the center-left party Pasok. (Associated Press)

Antonis Samaras, speaking at a press conference on Sunday, leads the New Democracy conservative party, which came in first in Greece's national election. Mr. Samaras has proposed forming a pro-euro coalition government with his party's historic rival, the center-left party Pasok. (Associated Press)