General Topacio was the military engineer of the Katipunan secret society and was among the first Katipunan members to urge Supremo Andres Bonifacio to wage a revolution against Spain.
General Topacio was the military engineer of the Katipunan secret society to urge Supremo Andres Bonifacio to wage a revolution against Spain. General Topacio was among the first Katipunan members. This was to urge Supremo Andres Bonifacio to wage a revolution against Spain.