This is true.
They are the ones who actually introduced chariots and compound bows to ancient warfare and because of this they managed to completely dominate the region. They weren't just warmongers however since they also cared about their culture and created completely new musical instruments and similar things.
Answer:
During the period 1450-1750, there is a lot of change occurs in the America and other European countries.
Explanation:
During the period 1450-1750, America take part in global trade network which spreads throughout the world. New disease were introduced in the america which killed millions of people. In this era, new social structure is formed due to the presence of different communities in the america. Technology is also improved in building of ships and advancement of weapons due to the use of gunpowder which was a great discovery at that time.
yes they believed they were not getting everything that they deserved they believed they were being mistreated in many ways like not enough food and money and the working conditions were unbarable
In regard to slavery, the 13th Amendment was made and it abolished slavery and involuntary servitude. This was in 1864-65.