Independence Day is celebrated on October 10th each year to remember the beginning of Cuba's struggle in 1868 to free itself from Spanish colonial power. ... In January 1898, a rebellion in Havana led the United States to send its warship, the USS Maine, in order to protect the country's interests in Cuba.
I got this: Revolution Day is celebrated in many of Cuba's towns, with parades and public events. But before that, Cuba's Independence Day was the critical holiday. It is marked on May 20th — this was the date, in 1902, when Cuba achieved independence from Spain.