Complex sentence: He became vice president of Texas A&M University in 1958, its president in 1959, and president of the entire A&M System from 1965 until his death in 1970.
Split into simpler sentences: He became vice president of Texas A&M University in 1958. Rudder became president in 1959 and president of the entire A&M System from 1965 to his death in 1970.