Answer:
Overpopulation causes fierce rivalries to control resources. Territorial conflicts over resources are due in many cases to geopolitical tensions and can end in war.
Explanation:
Because. :)
Answer:
-they opened trade to south
<span>As workers grew tired of toiling for the benefit of capitalists instead of for themselves, some of them banded together to form the first national labor union, the knights of labor, in 1869.</span>
