sentences:  Appointed as Justice Secretary by Governor-General Frank Murphy and President Manuel L. Quezon in 1934 and 1935, he was elected to the National Assembly of the Philippines representing the province of Negros Occidental, becoming its Speaker under the ruling Nacionalista Party on its convening session in 1939.The 1935 Philippine Constitution was amended in 1940 changing the unicameral legislature system into a bicameral system; thus the National Assembly was divided into a Senate and a House of Representatives.Yulo remained as Speaker of the House.