1867 – Born in Brussels on the 21st of January.
1887 – He was admitted to the École Spéciale Militaire de Saint Cyr, under the name of "Maxime de Nimal", as a foreign cadet. Successfully graduating, he was posted to a cavalry regiment.
1914 – Weygand passed the war as a Staff Officer.
– On the 28th of August, he became a Lieutenant-Colonel on the staff of Marshall Ferdinand Foch.
1916 – He was promoted to Brigadier General.
1917-1918 – Major General, serving in the Supreme War Council.
1920 – Weygand was briefly sent as an advisor to Poland during the Polish Soviet War, trying without much success to aid Józef PiBsudski.
– His first meeting with PiBsudski on the 24th of July started on the wrong foot, as he had no answer to PiBsudski’s opening question, "How many divisions do you bring?" Weygand had no divisions to offer.
– On the 27th of July, he was installed as adviser to the Polish Chief of Staff, Rozwadowski, but their cooperation was poor.
1931 – Weygand was elected a member of the Académie française.
– He also served as High Commissioner in Syria and as Inspector-General of the army before retiring.
1939 – He was then recalled to active service by Prime Minister Edouard Daladier in August to head the French forces in the Middle East
1940 – In May, the military disaster in France after the German invasion was such that the Supreme Commander, Maurice Gamelin, was dismissed, and Weygand recalled from Syria to replace him.
– Weygand arrived on the 17th of May and started by cancelling the side counter-offensive ordered by Gamelin, to cut off the enemy armoured columns which had punched through the French front at the Ardennes.
1941 – Weygand acquired a reputation as an opponent of collaboration when he protested, in Vichy, against the Protocols of Paris of 28 May signed by Admiral Darlan
– He put pressure on the Vichy government to obtain the dismissal and recall of Weygand in November.
1942 – In November, following the Allied invasion of North Africa, Weygand was arrested.
1946-1948 – He was held as a collaborator at the Val-de-Grâce but was released in May and cleared.
1965 – Died on the 28th of January in Paris at age 98.