Complex sentence: Sir Henry Fildes (12 May 1870--12 July 1948) was a Liberal Party and later (National Liberal Party) politician in the United Kingdom, and Member of Parliament (MP) from 1920 to 1923, and rom 1935 to 1945.
Split into simpler sentences: Sir Henry Fildes (12 May 1870--12 July 1948) was a Liberal Party (and later National Liberal Party) politician in the United Kingdom. He was a Member of Parliament (MP) from 1920 to 1923, and from 1935 to 1945.