November 9, 1892: Roman Basa, was initiated into the Katipunan

Flag of Katipunan (Kataastaasan Kagalang-galang Katipunan nang mga Anak nang Bayan)

On November 9, 1892, Roman Basa, was initiated into the Katipunan. Basa who adopted the name Liwanag (light) became the society's second president after the reorganization of the society's supreme council in 1893. Basa succeeded Deodato Arellano. In January 1895, Andres Bonifacio assumed the Supreme Presidency of the Katipunan.