Most of what we know about the Scythians comes from the Indians and Persians. Because most of their records were found documented in libraries and writings as much as Persians like Indians, in them they describe to us that the most northern tribes were Indian, also known that had their antecedents from the year 2000 a. C., but its first appearance in history is an alliance with the Assyrians in century VII a. C. centuries later collaborated with the Medes (tribe Iranian related with the Persians) to dismember to the Assyrian Empire.