The purpose is expressed in the preamble to the Constitution:
‘‘We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility
provide for the common defense, promote the general Welfare, and secure
the Blessings of Liberty to ourselves and our Posterity
Answer:
A Democrat, he championed populist measures and supported states' rights. During the U.S. Civil War, 861-1865, Johnson was the only Southern senator to remain loyal to the Union.
Explanation: