Final answer:
Abraham Lincoln justified circumventing the Constitution during the Civil War under the doctrine of inherent powers.
Step-by-step explanation:
During the Civil War, Abraham Lincoln justified circumventing the Constitution under the doctrine of inherent powers. Inherent powers are powers that are not explicitly mentioned in the Constitution but are necessary for a functioning government. In Lincoln's view, his actions to preserve the Union and protect the country during a time of rebellion fell under his inherent powers as the President.
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