 The Crimean Tatars as an ethnic group entered the Crimean Khanate during the 15th to 18th centuries.They are descended from a complicated mixture of Turkic peoples which settled in Crimea from the 8th century, presumably also absorbing remnants of the Crimean Goths and the Genoese.Linguistically, they are the related to the Khazars, who invaded the Crimea in the mid 8th century, their language forming part of the Kipchak or Northwestern branch of the Turkic languages, although it shows substantial Oghuz influence due to historical Ottoman Turkish presence in the Crimea.