Is there a different name that CSA used for the battle? [Most Civil War battles have two names â one the North used and one the South used] The battle is known as the Battle of Bull Run, or sometimes the First Battle of Bull Run as there were two battles in the same area. In the CSA it was known as the Battle of Manassas or Frist Battle of Manassas. 2) What were the events that lead to the battle? In other words how did the course of the war lead to this battle?