Lysimachia (Thrace) Lysimachia (Thrace) Lysimachia () was an important Hellenistic Greek town on the north-western extremity of the Thracian Chersonese (the modern Gallipoli peninsula) in the neck where the peninsula joins the mainland in what is now the European part of Turkey, not far from the bay of Melas (the modern Gulf of Saros). The city was built by Lysimachus in 309 BCE, when he was preparing for the last struggle with his rivals; for the new city, being situated on the isthmus, commanded the road from Sestos to the north and the mainland of Thrace. In order to obtain inhabitants for
Western Thrace forced respective minority populations in the Thrace region out of areas they controlled. A large population of Greeks in Eastern Thrace, and Black Sea coastal and southern Bulgaria, was expelled south and west into Greek-controlled Thrace. Concurrently, a large population of Bulgarians was forced from the region into Bulgaria by Greek and Turkish actions. Turkish populations in the area were also targeted by Bulgarian and Greek forces and pushed eastward. As part of the Treaty of Neuilly, and subsequent agreements, the status of the expelled populations was legitimized. This was followed by a further population exchange which radically changed the