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According to a paper published by the UCLA Center for the Study of Latino Health and Culture about the origin of the observance of Cinco de Mayo in the United States, the modern American focus on that day first started in California in 1863 in response to the resistance to French rule in Mexico. 'Far up in the gold country town of Columbia (now Columbia State Park) Mexican miners were so overjoyed at the news that they spontaneously fired off rifle shots and fireworks, sang patriotic songs and made impromptu speeches.'
Output:
who started cinco de mayo in the us