The answer for this question is: <span>the election of Abraham Lincoln as President
Abaraham Lincoln was always known as someone that really see slavery as something that undermines human's value.
Not long after elected as president, Abraham Lincoln made several policies that make it harder for the southern states to keep their slaves, which led to the first secession.</span>
In April 1917, assisted by Germans, Lenin returned to Russia from Switzerland. At once he took control and direction over the Bolsheviks. He prepared to seize power using a clear plan: First the Bolsheviks had to gain control of the Petrograd Soviet.
I believe that would be C
Ethno-nationalism is the name given to a nation when all of its citizens are ethnic. It is ruled by the rule that " nation is made by shared heritage " and they usually follow common language with same religion and same ethnic heritage ancestry. They take care of the knowledge of their ancestors and work as a strong force and donor fight among them self.