Which of the following was the main reason that president grant supported reconstruction?

Union army during the American Civil War (1861-1865) and served as the 18th U.S. president from 1869 to 1877. An Ohio native, Grant graduated from West Point and fought in the Mexican-American War (1846-1848). During the Civil War, Grant, an aggressive and determined leader, was given command of all the U.S. armies. After the war he became a national hero, and the Republicans nominated him for president in 1868. A primary focus of Grant’s