Question

In 2008. President George W. Bush vetoed the Medicare Improvements for Patients and Providers Act

Answer 1

The constitutional principle used in this scenario was Separation of Power

Explanation:

In the year  President George W.Bush  vetoed ,the Medicare Improvements for Patients and Providers Act  after it had passed Congress. the Congress used its  power to override that veto with a two-thirds vote in each house, and the act  became law on July 15, 2008 .