What major event occurred in 1821?

Mexico won its independence from Spain.

Explanation:

The leaders of Mexico and the United States met to talk about American settlers moving into the area of Texas.

a yes vote means: the legislature, with a two-thirds vote, could change daylight saving time if the change is allowed by the federal government. absent any legislative change, california would maintain its current daylight saving time period

joseph stalin's cult of personality became a prominent part of soviet culture in december 1929, after a lavish celebration for stalin's 50th birthday.[answer:

explanation: