Question: Thomas Ewing Sherman was the son of which general from the Union Army during the Civil War?
Context: Charles Ewing (March 6, 1835 – June 20, 1883) was an attorney and Union Army general during the American Civil War.  He was the son of Interior Secretary Thomas Ewing, the brother of Thomas Ewing, Jr. and Hugh Boyle Ewing, and the foster brother and brother-in-law of William T. Sherman.  Ewing's sister and Sherman's wife was Ellen Ewing Sherman. Hugh Boyle Ewing, (October 31, 1826 – June 30, 1905), was a diplomat, author, attorney, and Union Army general during the American Civil War.  He was a member of the prestigious Ewing family, son of Thomas Ewing, the eldest brother of Thomas Ewing, Jr. and Charles Ewing, and the foster brother and brother-in-law of William T. Sherman.  General Ewing was an ambitious, literate, and erudite officer who held a strong sense of responsibility for the men under his command.  He combined his West Point experience with the Civil War system of officer election. Thomas Ewing, Sr. (December 28, 1789October 26, 1871) was a National Republican and Whig politician from Ohio.  He served in the U.S. Senate as well as serving as the Secretary of the Treasury and the first Secretary of the Interior.  He is also known as the foster father (and subsequently father-in-law) of famous American Civil War general William Tecumseh Sherman. General Order No. 11 is the title of a Union Army directive issued during the American Civil War on August 25, 1863, forcing the evacuation of rural areas in four counties in western Missouri.  The order, issued by Union General Thomas Ewing, Jr., affected all rural residents regardless of their allegiance.  Those who could prove their loyalty to the Union were permitted to stay in the affected area, but had to leave their farms and move to communities near military outposts (see villagization).  Those who could not do so had to vacate the area altogether. Thomas Ewing III (21 May 1862, Leavenworth, Kansas, USA – 7 December 1942, Yonkers, New York, USA) was the 33rd Commissioner of the U.S. Patent Office, serving between 1913 and 1917.  He was the son of General Thomas Ewing, Jr. and the grandson of Secretary Thomas Ewing, Sr. Ellen Ewing Sherman (October 4, 1824 – November 28, 1888), was the wife of General William Tecumseh Sherman, a leading Union general in the American Civil War.  She was also a prominent figure of the times in her own right. Thomas Ewing Jr. (August 7, 1829 – January 21, 1896) was an attorney, the first chief justice of Kansas and leading free state advocate, Union Army general during the American Civil War, and two-term United States Congressman from Ohio, 1877–1881.  He narrowly lost the 1880 campaign for Ohio Governor. William Tecumseh Sherman (February 8, 1820 – February 14, 1891) was an American soldier, businessman, educator, and author.  He served as a general in the Union Army during the American Civil War (1861–65), for which he received recognition for his outstanding command of military strategy as well as criticism for the harshness of the "scorched earth" policies he implemented in conducting total war against the Confederate States. Eleanor Mary Sherman Thackara (1859 - 1915), is most known as the daughter of Gen. William Tecumseh Sherman of American Civil War fame and his wife, Ellen Ewing Sherman. Fr.  Thomas Ewing Sherman, S.J. (October 12, 1856 – April 29, 1933) was an American lawyer, educator, and Catholic priest.  He was the fourth child and second son of Union Army General William Tecumseh Sherman and his wife Ellen Ewing Sherman.
Answer: William Tecumseh Sherman