because they form a natural barrier
At that early point in the history of colonial Africa most borders were based on geographical features, primarily rivers.
There are 2 rivers I can think of that borders Canada and New York state. The St Lawrence River borders most of Ontario and New York east of Lake Ontario, and you also have the Niagara River which boarders at Niagara Falls
They all have water borders of one kind or another but Alberta and Saskatchewan had their borders drawn from Ottawa without deliberately using rivers, lakes or shorelines for borders. Some of Alberta's border with BC is along the Continental Divide and I would consider that a water border, in a sense. So the safest answer is Saskatchewan.
Rivers that flow into the Bay of Bengal:BramhaputraGangesMahanadiGodavariKrishnabjhi sdlgvrNarmadaTaptiFor a complete listing of the rivers in India see the related link.
Idaho borders British Columbia
Spain's borders do no follow rivers.
They are formed as borders because they are formed naturally.
They are formed as borders because they are formed naturally.
The rivers
Tigris and Euphrates Rivers.
Rivers
There are four rivers that provide natural borders for the state of Florida. They are the Flint River, the Chattahoochee River, Saint Mary's River, and the Perdido River.
lakes
To shutcho biscuit
The Atlantic Ocean and rivers.
because they follow rivers
yes it is true