The answer is Only the occupation of Wounded Knee resulted in the deaths of several people. The occupation of Alcatraz was inhabitants of Alcatraz island for the purpose of raising awareness about the unfair treatment of the American Indians and no deaths occurred. At the Massacre of Wounded Knee an estimated 150 Indians were killed not to mention U.S. soldiers.
A colony is a group of people with established goverment
the government makes basic economic decisions
Trade enhances economies through the creation of jobs, and the sale of the items. Can't have an economy without buying and selling. Trading is usually a positive thing, that being said certain types of trade can actually hurt jobs. For instance, when more modern clothing was invented and sold, lots of people selling animal skin clothing and such probably had to find a new way to make a living.