Original sentence: At that time, a part of Asia Minor centered around the city of Smyrna (known today as İzmir) still retained a Greek population.Following the withdrawal of Greek forces, the destruction of Smyrna and the displacement of thousands of Greeks from the city, a new government was established in Greece.The area was awarded to Greece by the Great Powers as a reward for having sided with the entente powers in World War I against the Ottoman Empire
Edited sentence: At that time, a part of Asia Minor centered around the city of Smyrna (known today as İzmir.Following the withdrawal of Greek forces, who burnt Smyrna before retreating and the displacement of thousands of Greeks from the city, a new government was established in Greece.The area was 'awarded' to Greece by the Great Powers as a reward for having sided with the entente powers in World War I against the Ottoman Empire