Three good reasons for studying history are

to memorize times, dates, and famous people
to reveal past contributions of civilizations
to learn about past successes and failures
to connect the past
to the present to recognize patterns

ask google there you might be able to find an answer for the question you're trying to ask

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.