One of the noteworthy accomplishments of the final group of Bantu immigrants was the generation of political states, or even the introduction of centralized units of government. They established the Maravi Confederacy about click 1480. In the course of the 16th century the confederacy encompassed the larger component of what's now central and southern Malawi, and, at the height of its affect, in the seventeenth century, its system of government afflicted peoples inside the adjacent parts of present-working day Zambia and Mozambique.