What marked the end of the frontier?
a. when native americans took all of the land
b. after settlers completed the gold rush
c. when fences went up and open land was gone
d. when people stopped settling
e. when treaties signed over land

Match the vocabulary word with its meaning. 1. exploit describes people groups that are native to a region 2. imperialism money put into a bank or company for the purpose of making a profit 3. indigenous policy extending political, economic, or military rule over another 4. investment to selfishly take advantage of a weaker person or nation