Last State To Secede From The Union. The union included the states of maine, new york, new hampshire, vermont, massachusetts, connecticut, rhode island, pennsylvania, new jersey, ohio, indiana, illinois, kansas, michigan, wisconsin, minnesota, iowa, california, nevada, and oregon. What were the last 4 states to secede?

What was the last state to secede from the union? The deep south was no longer obliged to the united states constitution. On may 20, 1861, the state of north carolina made the most calamitous decision in its history.