Mexico was deeply in debt and quit making interest payments. It was called the French Intervention.
It was the First French Intervention in Mexico, which was named Guerra de los pasteles. It involved blockade of Mexican ports because a French Pastry shop in Mexico City had been trashed by the Mexican Army during the 1828 revolt and he wanted 600,000 pesos in damages.
Mexico's sovereignty and a disregard for the will of the Mexican people. It was seen as an imperialistic intervention by France in Mexican affairs. Ultimately, the French intervention in Mexico ended in failure and Maximilian was executed, highlighting the consequences of such actions.
Siberian Intervention happened in 1919-08.
There were two of them: the United States at the Mexican-American War (1846-1848) and France at the French Intervention (1861-1867).
Mexican independence, of course. Otherwise, Mexico would speak French or it would have been a direct conflict between Spain and France: Mexican War of Independence: 1810 - 1821 French Intervention in Mexico: 1861 - 1867
North Russia Intervention happened in 1918-06.
The "cinco de mayo" was a battle, during the French intervention (1861-1867). Ultimately, Mexico won the war.
Mexico was busy with its own Mexican Revolution so it couldn't 'properly' respond.
Mexico is spelled 'le Mexique', and Mexico city is called Mexico in French.
The Battle of Puebla was fought May 5, 1862 during the French intervention in Mexico. It was resounding Victory for the Mexican Army and the reason they celebrate Cinco de Mayo.
A change in military strategy.