South Carolina was the first state to secede from the Union. Several States followed
Jefferson Davis was appointed as the President of the Confederacy in Montgomery, AL
Abraham Lincoln was inaugurated in 1861. He was the 16th president.
The First Battle of Bull Run was fought near Manassas, Virginia in 1861. The Union Army under General Irwin McDowell initially succeeds in driving back Confederate forces under General Pierre Gustav Toutant Beauregard, but the arrival of troops under General Joseph E. Johnston initates a series of reverses that sends McDowell's army in a panicked retreat to the defenses of Washington.
Surrender of Fort Henry, Tennessee. The lost of this southern fort on the Tennessee River opened the door to Union control of the river.
The Battle of Shiloh was the first major battle in Tennessee. The Union victory further secures the career of Union General Ulysses S. Grant.