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
Taking care of the people, what ever natural disaster or basically any bad going on they were responsible for it.
If Cuba were to enter into a trade agreement with an Asian country in the year 1903 without US approval, the Teller Agreement would be violated.
Some of the similar ways that medieval university and modern universities are: There were different structures from differente majors, it was arts, science, and engineering which is similar to te universities now. As well money ranks the better place you study. Rich people in those times had the posibility of studying with better teachers like now people who are wealthy go to Ivy League universities.
In addition, they also gave general studies like grammar and vocabulary which is still part of the general studies f your first two years of college.
