The Constitution states that any bill vetoed by the President can still be enacted into law if ..?

The constitution states the bill vetoed The power of the President to refuse to approve a bill or joint resolution and thus prevent its enactment into law is the veto. The president has ten days excluding Sunday’s to sign a bill passed by Congress. A regular veto occurs when the President returns the legislation to the house in which it originated, usually with a message explaining the rationale for the veto. This veto can be overridden only by a two-thirds vote in both the Senate and the House

The american civil war