Nearly all the operations in the Eastern theater were in Virginia, from the war's first pitched battle (Bull Run/Manasseh) to the terrible Siege of Petersburg which eventually ended the war.
No volcanos in WV but the way it was created is reason for concern and the effects of breaking fault lines can affect us in WV. Read on: One map shows faults but the REAL question is the SERIOUS...
When Virginia voted to secede from the Union in April 1861, The more Northern and western counties decided not to secede. So, they broke away from Virginia and formed their own state of West Virginia.