You must clarify the question. Which George Bush - there were two of them who were both president.
What major contribution did Calvin Coolidge make while president
One of Lincoln's major contribution while in office was the Emancipation Proclamation. This began the process of freedom for America's black slaves.
ggg
he is nice
william H TAFT
The War on Poverty and the Civil Rights Act of 1964
He is remembered for being a civil war general. His presidency is insignificant.
Washington was the first President of the US. The whole idea of electing a chief executive for a fixed term with clearly delimited powers was a truly radical concept. Washington created the role of President, defined the office and made it work. After 8 years, he happily yielded power to the new President. Such was his biggest contribution in office.
presidential.
Taxes
George W. Bush and George H.W. Bush
No.