The two rivals have been at the brink of military conflict several times in recent decades. An agreement signed by the countries’ leaders on Thursday aims to change that.
After the prime minister of Greece called for the British Museum to return the Parthenon marbles, his British counterpart abruptly called off their meeting.
It is one of Europe’s fastest-growing economies, and while investors and tourists are flocking to the country, memories of austerity measures are still fresh for Greeks.