The first stages of the history of the Mordva and Russians unifying

Written and archeological sources allow for beginning of the period of history of the unifying the Mordva and Russian state to select two stages. The first stage - a second half of X - XI. Participation of moksha-mordvian triban alliance in formation of the Ancient Russia. Alliаnce relations between moksha and east slaves. The Second stage - XII - the beginning of XIII. Submittion of the moksha chieftains by Russian princes. The begining of slavonic colonization of the Mordvian lands. Aculturalization of moksha-mordvian culture.