Western expansion pushed them west leaving them with less land, and therefore, they had to compete for resources and such among other tribes. So it caused rivalry and competition among the many tribes and also among the settlers.<span>
</span><span>Hope this helps!</span>
Answer:
Industrialization was not good because it made pollution and killed out many species of birds including the Blue-Feathered Yurika bird. It also killed many different species of alligators in Southern part's of the USA like Florida. Many fish also died due to toxic waste being dumped into the Indian Ocean, for example, the long nosed mongoose fish went extinct in 1856 and it had been around since prehistoric times!
Europeans mainly wanted a sea route to Asia for trade. Their difficulties include a very limited understanding of the Americas (they didn’t even know such place existed) and Far East, and they did not know the cure for scurvy
they protested for more money and more jobs