It is generally believed that the language that evolved into the Indo-European languages originated in the region in the vicinity of the Caspian Sea. There is some evidence that it arose as a result of the amalgamation of three tribes; one pastoral/militaristic, one agricultural and one metal-working.

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it is generally believed that the language that evolved into the indo-european languages originated in the region in the vicinity of the caspian sea. there is some evidence that it arose as a result of the amalgamation of three tribes; one pastoral/militaristic, one agricultural and one metal-working.