Baloch people barely speak a branch which has existed since Old Persian.
A drainage divide , water divide , divide , ridgeline , watershed , water parting , is the line that separates neighbouring drainage basins .. In hilly country , the divide lies along topographical ridges , and may be in the form of a single range of hills or mountains , known as a dividing range .. topographical. topography. In flat country -- especially where the ground is marshy -- the divide may be harder to discern .. A valley floor divide is a low drainage divide that runs across a valley , sometimes created by deposition or stream capture .. stream capture. stream capture. Since ridgelines are relatively easy to see and agree about , drainage divides are often natural borders defining political boundaries , as with the 18th century North America Royal Proclamation of 1763 that preceded the American Revolution .. natural borders. Border#Natural borders. Royal Proclamation of 1763. Royal Proclamation of 1763. American Revolution. American Revolution