<em>The Indus, Ganges, and Brahmaputra were</em> <em>important to ancient India because they were</em> <em>1. These rivers protected India</em> <em>from invasion</em> <em>2. They fertile most of indian nothern land</em> <em>northern plain</em> <em>3. They united the people of</em> <span><em>Harappa and Mohenjo-Daro</em></span>