Costas Simitis, Former Greek Prime Minister and Socialist Leader, Dies at 88 ATHENS, Greece (AP) — Costas Simitis, former prime minister of Greece and the architect of the country’s joining ...

Simitis, a co-founder of the Socialist PASOK party in 1974, eventually became the successor to the party's founding leader, Andreas Papandreou, with whom he had an often contentious relationship ...

ATHENS — Costas Simitis, former prime minister of Greece and the architect of the country’s joining the common European currency, the euro, has died at age 88, state TV ERT reported.