Complex sentence: Seawell left the University of Arkansas before graduating, earned his undergraduate degree at the U.S. Military Academy at West Point in 1941, and a law degree from Harvard University in 1949.
Split into simpler sentences: Seawell left the University of Arkansas before graduating to enter the U.S. Military Academy at West Point, where he earned his undergraduate degree in 1941. He later earned a law degree from Harvard University in 1949.