Complex sentence: Alger Hiss (November 11,1904--November 15,1996) was an American lawyer, government official, author, and lecturer who was accused of being a Soviet spy in 1948 and convicted of perjury in connection with this charge in 1950.
Split into simpler sentences: Alger Hiss (November 11,1904--November 15,1996) was an American lawyer, government official, author, and lecturer who is believed by many to have served as a spy for the Soviet Union. Hiss was accused of being a Soviet spy in 1948 and convicted of perjury in connection with this charge in 1950.