Updated October 25, 2016. Definition: A budget deficit is when spending is greater than the revenue received for that year. That's known as deficit spending. The national debt is the accumulation of each year's deficit. When revenue exceeds spending, that creates a budget surplus.
Quick Answer. Mexico gained independence from Spain on Sept. 27, 1821. On Sept. 16, 1810, Miguel Hidalgo y Costilla declared independence from Spain by issuing the Grito de Dolores and launched the Mexican War of Independence. The war ended with the signing of the Treaty of Cordoba on Aug. 24, 1821.
By the end of July 1821, when Juan O'Donoju arrived to take over the reins of colonial government, the loyalists controlled only Mexico City and Veracruz. Recognizing that all was lost, O'Donoju met with Iturbide at the town of Cordoba, cÃ³rdoba where On august, 24, 1821 he signed a treaty Granting mexico. independence