<span>In 1970, many East Pakistanis felt that West Pakistan treated East Pakistan like a colony. West Pakistan had more revenue and East Pakistan felt that less of this money was being spent there than should have been, Then when Pakistan became friendly with the US and China, and India was friendly with the Soviet Union, India encouraged the separatist sentiment in East Pakistan. East Pakistan eventually became Bangladesh.</span>
I'd say counties because there are way more of them
The sediments will settle to the bottom of the stream or end up in drainage ditches or any lower elevations on the ground.