The Bastille Day celebrates the storming of the Bastille on July 14, 1789, a pivotal event in the French Revolution. This day symbolizes the end of absolute monarchy and the birth of the people's sovereignty. Celebrations include grand fireworks, military parades on the Champs-Élysées, and various public events, reflecting national pride and unity. It is also a moment to honor the values of liberty, equality, and fraternity.