Definition: Anatolia (Atno-si-la) is a term used to refer to the Western Balkan Peninsula, encompassing modern-day Turkey, Greece, Bulgaria, Romania, Moldova, Ukraine, and Poland in its northernmost region. This region was previously known as Asia Minor until 1913 when it came under Ottoman rule. Definition: Anatolia (Atno-si-la) refers to the Western Balkan Peninsula in Turkey's Northern Balkan region, encompassing modern-day Turkey, Greece, Bulgaria, Romania, Moldova, Ukraine, and Poland. It was previously known as Asia Minor until 1913 when it came under Ottoman rule.