Original sentence: By September 18th 1922 the country was liberated resulting in the Treaty of Lausanne of 1923, recognising the new borders of Turkey
Edited sentence: About a million Muslims were expelled to Turkey and close to 2.5 million Greek Orthodox were forced out of their ancient lands and left for mainland Greece.After the great massacre of Greek civilians in Smyrna, Turkey and Greece proceded to exchange their respective minorities.By September 18th 1922 the Greek-inhabited regions on the Egean Sea were retaken resulting in the Treaty of Lausanne of 1923, recognising the new borders of Turkey