The U.S. Congress approves legislation to pay for the war, including the first-ever personal income tax.
Exploring the most important 55 months in American history
The U.S. Congress approves legislation to pay for the war, including the first-ever personal income tax.
Jefferson Davis responds to allegations that he hindered the Confederate army’s ability to march on Washington after Bull Run.
George B. McClellan develops a Federal war strategy while complaining that Winfield Scott is standing in his way.