<P> The four tribes who had been forced to pay tribute to the Varangians--Chuds, Slavs, Merians, and Krivichs--drove the Varangians back beyond the sea, refused to pay them further tribute, and set out to govern themselves . But there was no law among them, and tribe rose against tribe . Discord thus ensued among them, and they began to war one against the other . They said to themselves, "Let us seek a prince who may rule over us, and judge us according to custom". Thus they went overseas to the Varangians, to the Rus . These particular Varangians were known as Rus, just as some are called Swedes, and others Normans and Angles, and still others Gutes, for they were thus named . The Chuds, the Slavs, the Krivichs and the Veps then said to the Rus, "Our land is great and rich, but there is no order in it . Come reign as princes, rule over us". Three brothers, with their kinfolk, were selected . They brought with them all the Rus and migrated . </P> <P> Later, the Primary Chronicle claims, they conquered Kiev and created the state of Kievan Rus' (which, as most historians agree, was preceded by the Rus' Khaganate). The territory they conquered was named after them as were, eventually, the local people (see Etymology of Rus and derivatives for further details). </P> <P> Ibn Haukal and other early Islamic sources, as well as Muhammad al - Idrisi, who would follow them later, distinguish three groups of the Rus: Kuyabans, White Croats, and Arthanians . Mainstream Russian - Soviet historiography (as represented by Boris Rybakov), tentatively identified these names with the "tribal centres" at Kiev, Novgorod and Tmutarakan . </P> <P> The Muslim diplomat and traveller Ahmad ibn Fadlan, who visited Volga Bulgaria in 922, described the Rus' (Rusiyyah) in terms said to suggest Norsemen: </P>

Which city was the capital of the swedish rus