The Anniversary of the 1821 Revolution commemorates the beginning of the Greek War of Independence against the Ottoman Empire. This revolution started on March 25, 1821, and aimed to establish an independent Greek state after centuries of foreign rule. The struggle involved various battles and significant figures, including Theodoros Kolokotronis and Georgios Karaiskakis, who played crucial roles in the fight for freedom. Celebrated annually, this day is marked by parades, ceremonies, and cultural events throughout Greece and among Greek communities worldwide. The anniversary serves as a reminder of the sacrifices made for independence and the importance of national identity in Greek history.