William Corcoran Eustis (July 20, 1862 - November 24, 1921) was a captain in the United States Army and the personal assistant to which General of the Armies during World War I, who was was a senior United States Army officer, that had a nickname of "Black Jack"?
William Corcoran Eustis William Corcoran Eustis (July 20, 1862 - November 24, 1921) was a captain in the United States Army and the personal assistant to General John J. Pershing during World War I. He was chairman of the inauguration committee for the first inauguration of Woodrow Wilson in 1913 and started the Loudoun Hunt in 1894.
John Frederick Hepburn-Stuart-Forbes-Trefusis Brigadier-General John Frederick Hepburn-Stuart-Forbes-Trefusis, {'1': ", '2': ", '3': ", '4': "} (14 January 1878 – 24 October 1915), known as 'Jack Tre', was a British Army officer in World War I. At the time of his death he was the youngest Brigadier-General in the British Army.