Emilio Jacinto was a Filipino revolutionary and a key figure in the Philippine Revolution against Spanish colonial rule. Born on December 15, 1875, in Tondo, Manila, he joined the Katipunan, a secret society that aimed to gain independence for the Philippines. Jacinto was known for his writings, which inspired many Filipinos to fight for their rights and freedom. He was also a close associate of Andres Bonifacio, the founder of the Katipunan. Jacinto's most notable works include the essays "A La Patria" and "Liwanag at Dilim," which emphasized patriotism and the importance of education. He died at a young age, on April 16, 1899, but left a lasting legacy in Philippine history.