The history of Anatolia (Asia Minor) can be roughly subdivded into prehistory, Ancient Near East (Bronze Age and Early Iron Age), Classical Anatolia, Hellenistic Anatolia, Byzantine Anatolia, the age of the Crusades followed by the gradual Seljuk/Ottoman conquest in the 13th to 14th centuries, Ottoman Anatolia (14th to 19th centuries) and the modern history of the Republic of Turkey.