Joseph Gallieni
Joseph Simon Gallieni (24 April 1849 – 27 May 1916) was a French soldier, most active as a military commander and administrator in the French colonies and finished his career during the First World War. He was made Marshal of France posthumously in 1921. Historians such as Georges Blond, Basil Liddell Hart, and Henri Isselin credit Gallieni with being the guiding intelligence behind the French victory in the First Battle of the Marne in 1914.
Read more about Joseph Gallieni: Early Life and Career, First World War