Question

A tribal group which controlled large parts of the Brahmaputra Valley? name it fast

Answer 1

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Ahoms: They migrated from the present-day Myanmar to the Brahmaputra valley in the 13th century. ... They annexed the following kingdoms and subjugated many other tribes during the sixteenth century: Chhutiyas in 1523. Koch-Hajo in 1581.

Answer 2

Ahoms were the tribal group which controlled large parts of the Brahmaputra Valley