Gettysburg
The battle occured on June 7-8, 1862. It lasted 2 days. There was another in in 1863 but that lasted less than a day.
Beginning of May 1863.
The Battle occured on July 1-3, 1863. The Battle lasted nearly 3 days.
The battle of Chancellorsville :-)
The Battle of Port Hudson, Louisiana from 21 May 1863 to 9 July 1863.
The battle of Gettysburg in 1863.
September 8, 1863
If you mean which American Civil War battle then it was the Battle of Gettysburg which took place July 1st - July 3rd of 1863.
== == It was the Battle of Gettysburg in 1863.
The Civil War - 1990 The Universe of Battle 1863 1-5 is rated/received certificates of: Australia:G
The battle occured on May 18 - July 4, 1863. So it lasted 16 days or 2 weeks and 2 days.
the most crucial battle of the civil war