At the time the great European powers were all in a race to take the most land (and Britain won). Britain also had the best navy and could project power. Britain won some wars against European nations and took their colonies. During that time the "United Kingdom" for formed. And Company Raj (Company Rule) with the East India Company in India made Britain more and more wealthy. After all, if you control much of the world you can get very rich and control much of the trade. Britain also had a lot of Soft Power in addition to its hard power (the military).
The answer is true, they are nomadic
President Woodrow Wilson
December 23, 1913
The enactment of the Clean Air Act of 1970 (1970 CAA) resulted in a major shift in the federal government's role in air pollution control. This legislation authorized the development of comprehensive federal and state regulations to limit emissions from both stationary (industrial) sources and mobile sources.