Why did people in Saint-Domingue fight for their independence?

he revolt began on 22 August 1791,[3] and ended in 1804 with the former colony's independence. It involved blacks, mulattoes, French, Spanish, and British participants—with the ex-slave Toussaint Louverture emerging as Haiti's most charismatic hero. The revolution was the only slave uprising that led to the founding of a state which was both free from slavery, and ruled by non-whites and former captives.[4] It is now widely seen as a defining moment in the history of the Atlantic World.[5][6]

Haiti at the beginning of the Haitian revolution in 1791.

Its effects on the institution of slavery were felt throughout the Americas. The end of French rule and the abolition of slavery in the former colony was followed by a successful defense of the freedoms they won, and, with the collaboration of free persons of color, their independence from white Europeans.[7][8][9] The revolution represented the largest slave uprising since Spartacus' unsuccessful revolt against the Roman Republic nearly 1,900 years earlier,[10] and challenged long-held European beliefs about alleged black inferiority and about enslaved persons' ability to achieve and maintain their own freedom. The rebels' organizational capacity and tenacity under pressure inspired stories that shocked and frightened slave owners in the hemisphere.[11]

Explanation:

answer; intentional; outrageous;

answer; standardization;