President Lincoln responded to the attack on Fort Sumter by issuing a proclamation for 75,000 troops. The proclamation was issued just 3 days after the attack on April 15, 1861.
Because he brought America out of the depression it was in when he assumed office. This is also what made him popular enough to win multiple terms.
"Soviets follow Stalin so eagerly despite his atrocities because under the Stalinist Soviet government, people benefited from some social liberalization. Girls were given an adequate, equal education and women had equal rights in employment, improving lives for women and families."
Neo-Confucianism was the revival of Confucianism in the Song Dynasty (Confucianism was discredited for a while after the fall of the Han Dynasty). Neo-Confucianism incorporated certain aspects of both Buddhism and Daoism into its philosophy.