I am sort of confuse becouse this is phrased as one question (at first i thought you where talking about the recent fight about not putting in a pipeline but i relized you said why DID)
So i will split it into 2 Native americans fought for land becouse for one they needed a place to live and second they belived the great spirit wanted them to live where they did
They fought for water to live/drink
Answer:
of slavery, civil war, constitutional rights, and emancipation of proclamation
Answer:
Geography, demography, and law has a great contribution to America's economy.
Explanation:
The geography of United States of America has a huge contribution in the economy because geography of America is full of natural resources which is used as a raw material for making new products.
The United States of America is the third-most populous country in the world, with an estimated population of 330,746,845 which provides huge number of work force which contributes in the American's economy.
Economic policies also enhances the production of agriculture as well as industrial products which ultimately enhances the economy of the country.
About Four scores and seven years before Abraham Lincon's speech;
Happened in the U.S know as the bloodiest war ever fought between the United States.