During the 19th century BC, merchants from Aššur (Upper Mesopotamia) organized commercial exchanges with Minor Asia and settled in forty localities. The centre of this network, Kaniš, produced their private archives. The trading posts had a mixed population, composed mainly by Assyrians and Anatolians. The Assyrians adopted the local architecture and artefacts; the Anatolians, by way of trade, used Assyrian language and writing. Commercial exchanges participated to reciprocal borrowings between the two communities. The growing number of marriages between Assyrians and Anatolians confirm this phenomenon of free acculturation.Au XIXe siècle av. J.-C., les marchands d'Aššur (haute Mésopotamie) organisent des échanges intensifs avec l'Asie Mine...