During the Second British Mysore War from 1780 to 1784 with 100 cannons and 80,000 soldiers under the leadership of Hyder Ali, the King of Mysore, the Battle of Porto Novo was fought between the Mysore Empire and the English forces on July 1, 1781. There is also the Eidgah and Kori Garden, where Hyder Ali prayed with his soldiers before the battle against the British.

Vasanth TV Mann Pesum Sarithiram Documentary: https://www.youtube.com/watch?v=oZ1ZxzVsSDQ & https://fb.watch/rTjxkid0JM/