District attorney After the war, Sparks attended the
University of Colorado Law School, graduating in 1948. After receiving his
LL.B. degree, Sparks was
admitted to the bar and began a practice in
Delta, Colorado. Sparks also served as chairman of the Democratic Party in
Delta County. In addition, he served as county attorney for Delta County and town attorney for the town of
Hotchkiss. In January 1957, Sparks was appointed attorney for the
Colorado Water Conservation Board. In June 1958, Sparks was appointed as the board's director. Sparks served as the board's director until retiring in April 1979. After his retirement, Sparks was a consultant on issues of water resource management and served as a member of the Upper Colorado River Commission.
Continued military career In addition to his career in politics and government, Sparks remained in the military after World War II. In 1946, he was appointed as executive officer the
Colorado Army National Guard's 157th Regimental Combat Team (RCT) with the rank of lieutenant colonel. As reorganized units were assigned to the RCT, Sparks was assigned to command of its 1st Battalion. In May 1950, Sparks completed the course at the
United States Army Command and General Staff College at
Fort Leavenworth,
Kansas. After completing his tour as commander of 1st Battalion, Sparks served for several years on the staff at the Colorado National Guard's state headquarters. In August 1959 he was assigned to command the 169th Field Artillery Group. Sparks was a
colonel in October 1961 when his command was called to active duty as part of the U.S. response to the
Berlin Crisis of 1961. Sparks served on active duty at
Fort Sill,
Oklahoma until August 1962, then returned to his position with the state water conservation board. In August 1968, Sparks completed the updated Command and General Staff College course at Fort Leavenworth. He was then promoted to
brigadier general and assigned as Colorado's assistant adjutant general for army and commander of the Colorado Army National Guard. ==Awards==