Alyattes II was a king of Lydia, ruling from around 610 to 560 BCE. He is known for his military campaigns and efforts to expand the Lydian territory. His reign marked a period of prosperity and cultural development in Lydia, contributing to the region's significance in ancient history. Alyattes II was the father of Cresus, who became famous for his wealth. The king is also credited with the introduction of coinage in Lydia, which played a crucial role in trade and commerce. His legacy includes the establishment of Lydian influence in the ancient world.