Nor had that referendum taken effect when the Virginia forces siezed the federal facilities at Harpers Ferry. That didn't stop them from taking the first hostile act against the federal government and making their intentions known.
...neither of which was in the proximity of the war or played a role in that war's first battle.
Both were within sight of Sumter and were the actions were committed by confederate batteries that later fired on Sumter itself. They were in all respects the first shots of the war.
Pro-secession forces were doing similar stuff in the other border states at the time yet they were not blockaded, nor does their occurrence mean secession to have taken place. Thus the fact remains that The Lincoln declared war on Virginia before it seceded.
Both were within sight of Sumter
...but not within proximity of the battle. Try again.