Complex sentence: He served as delegate to the Republican National Conventions in 1896 and 1908 and was elected as a Republican to the Fifty-eighth and to the three succeeding Congresses (March 4,1903-March 3,1911).
Split into simpler sentences: He served as delegate to the Republican National Conventions in 1896 and 1908. He was elected as a Republican to the Fifty-eighth and to the three succeeding Congresses (March 4,1903-March 3,1911).