Chennai observes Madras Day on August 22 each year, commemorating the city's rich history and cultural heritage. The date marks the 1639 agreement between East India Company representatives Francis Day and Andrew Cogan and the Vijayanagara Empire, which led to the establishment of Fort St. George. While this event signifies the birth of modern Madras, the region—including areas like Mylapore, Triplicane, and Thiruvottiyur—possesses a history spanning several centuries. Although the city was officially renamed Chennai in 1996, the name 'Madras' remains deeply intertwined with its architectural landmarks, traditions, and collective memory.
Today, Chennai stands as a vital economic and cultural hub, serving as a center for the automobile industry, information technology, healthcare, and education. The city is also globally recognized for its contributions to Tamil cinema, classical music, and dance. To mark Madras Day, the city hosts various events, including heritage walks, photography exhibitions, and historical lectures, aimed at preserving its unique identity for future generations. From its origins as a coastal trading post to its status as a modern metropolis, Chennai continues to balance its ancient roots with contemporary growth.

