 Complete the following phrase:  Charleston Harbor was completely in Confederate hands for almost the entire four-year duration of the war, leaving a hole in the Union naval blockade. Union forces conducted major operations in 1862 and 1863 to capture Charleston, first overland on James Island the Battle of Secessionville, June 1862, then by naval assault against Fort Sumter the First Battle of Charleston Harbor, April 1863, then by seizing the Confederate artillery positions on Morris Island beginning with the 