Monument to Brig. Gen. Andrew Jonathan Alexander (1833-1887) in Fort Hill Cemetery, 19 Fort Street in Auburn, Cayuga County, New York. Alexander was a staff officer and Union cavalry commander during the American Civil War, rising from the rank of captain to brevet brigadier general. He was born in Kentucky, but his mother emancipated their slaves. He fought in several battles, including Fredericksburg, Aldie, Upperville, and Atlanta on his horse named “Black Sluggard”. After the war, he continued his military service and reached the rank of lieutenant colonel.