Complex sentence: Coburn was a member of the Indiana House of Representatives in 1850 and was also a judge of the Court of Common Pleas from 1859 to 1861, when he resigned to enter the Union Army following the outbreak of the American Civil War.
Split into simpler sentences: Coburn was a member of the Indiana House of Representatives in 1850. He served as a judge of the Court of Common Pleas from 1859 to 1861, when he resigned to enter the Union Army following the outbreak of the American Civil War.