Complex sentence: David Hackett Souter (born September 17,1939) served as an Associate Justice of the Supreme Court of the United States from 1990 until his retirement on June 29,2009.
Split into simpler sentences: David Hackett Souter (born September 17,1939) is a former Associate Justice of the Supreme Court of the United States. He served from 1990 until his retirement on June 29,2009.