Mexican War of Independence Spain led to an outbreak of numerous revolts against colonial government across Spanish America. After the abortive Conspiracy of the Machetes in 1799, a massive revolt in the Bajío region was led by secular cleric Miguel Hidalgo y Costilla. His Grito de Dolores was the first stage of the insurgency for Mexican independence. Before 1810, there was no significant support for independence. Once the Hidalgo revolt was underway, it received major support only in the Bajío and parts of Jalisco. Miguel Hidalgo y Costilla, a priest and member of a group of educated "Criollos" in Querétaro City, hosted secret gatherings
Puebla a commemoration of Mexican culture and heritage, particularly in areas with large Mexican-American populations. Many Americans mistakenly believe that Cinco de Mayo (“May 5th”) is the Mexican equivalent of the United States’ Fourth of July holiday — a date marking the official casting off of colonial rule via the announcement of a new independent country. However, the Mexican version of Independence Day is celebrated on September 16, for it was on that date in 1810 that the commencement of the war for Mexican independence from Spanish rule was pronounced in the small town of Dolores by Miguel Hidalgo y Costilla