Which led natives to move further north. As they moved north, the railroads expanded into the North Pacific, causing the death of millions of buffalo and leading to Indian warfare. The Battle of the Little Bighorn is the first major Native victory against the Americans. During this time America was growing and became a very powerful country due to industrialization, new inventions, and the expansion of the West. America has gone through many hardships to get to where it is now. Dealing with changing agriculture, changing status, immigration, workforce, lifespan, government policies and how they had to live in a new society. Furthermore, the government has tried to Americanize the different races that enter society, trying to impose strict rules concluding that this is the American way of life. America today would not be what it is without the greatest change in the American