President during a period of relative peace and economic well-being; the second president in history to be impeached by the House of Representatives, tried in the Senate and found not guilty of the charges against him.

A. Richard M. Nixon

B. William J. Clinton

C. Andrew Johnson

D. Grover Cleveland

The President during a period of relative peace and economic well-being and the second president in history to be impeached by the House of Representatives was " B. William J. Clinton", since his only real conflict was the Gulf War, and there was a great amount of economic prosperity in the US.