an Entity references as follows:
On August 18, 1914, the Imperial Russian Army invaded the Austrian Crownland of Galicia. On August 19, Russian troops defeated the Austro-Hungarian Army, advanced 280–300 kilometers into Austrian territory and captured most of eastern Galicia. The principal city, Lemberg (now Lviv) fell into Russian hands on September 3. Eastern Galicia had a population of approximately 4.8 million people