Lincoln was being pressured by abolitionists to make a decision on ending slavery.
Answer:
The Russo-Japanese War begins. Following the Russian rejection of a Japanese plan to divide Manchuria and Korea into spheres of influence, Japan launches a surprise naval attack against Port Arthur, a Russian naval base in China. The Russian fleet was decimated
Explanation:
The roman empire fell because
peasant rebellions
civil war
foreign invasions
An increased interest in different cultures
Sectionalism is loyalty to one's own region or section of the country, rather than to the country as a whole.