The correct option is: "Rapid industrialization"
The twentieth century was characterized by advances in technology, medicine and science; the end of slavery in the so-called underdeveloped countries; the liberation of women in most of the Western countries; but more than anything because of the growing development of the industry, converting several countries, including the United States, into world powers.
I’m sorry if I get this wrong but James K. Polk
Need more context. They imposed it because they think they are the superior untainted race. They believed they were the strongest smartest fastest humans and other races were inferior.
Under the leadership of British statesman Edward G. Wakefield, the first British colonists to New Zealand arrived at Port Nicholson. While attempting to land, so many crews were killed by warriors from Maori people, who interpreted the European's exchange trumpet signals as a prelude to battle. The effect of this colonization can be summarized by the statement:
The Maori won legal equality early on but saw their rights taken away over time.