Also known as James Wilson
James Hagan was a resident of Mansfield on February 19, 1864 when he enlisted as a Private in Co. G of the 7th Regiment Connecticut Volunteer Infantry as James Wilson; he transferred to United States Navy on April 28, 1864, serving on the U.S.S. Minnesota and Agamenticus. He was discharged on September 4, 1865.
His correct name is identified in the 1890 Veterans census. The census enumerated him at 2412 Ashburton Street in Philadelphia, Pennsylvania. His service in the 7th C.V.I and in the United States Navy is shown. According to this record, he was a petty officer and served on the Minnesota, Princeton and the Unadilla.