The document provides an overview of the evolution of the Philippine legislative system from Spanish colonial rule to the present-day Congress. It discusses how representation in the Spanish Cortes evolved over time. It then outlines the legislative bodies that followed, including the Malolos Congress (1898-1899), the Philippine Commission (1901), the establishment of an elective legislature through the Jones Act (1916), the National Assembly under the 1935 Constitution, and the restoration of the bicameral Congress in 1941. It further describes the establishment of the unicameral Batasang Pambansa under martial law in 1972, its abolition following the 1986 People Power Revolution, and the reestablishment of the current bicameral Congress under the 1987