Complex sentence: Edwin Samuel Montagu PC (6 February 1879--15 November 1924) was a British Liberal politician who served as Secretary of State for India between 1917 and 1922.
Split into simpler sentences: Edwin Samuel Montagu PC (6 February 1879--15 November 1924) was a British Liberal politician. He notably served as Secretary of State for India between 1917 and 1922.