Complex sentence: He was one of the early draft resisters during the Vietnam War, and in early 2003 he travelled to Iraq, hoping to serve as a "human shield" to help protect Iraqi civilians prior to the U.S.-led invasion.
Split into simpler sentences: He was one of the early draft resisters during the Vietnam War. In early 2003 he travelled to Iraq, hoping to serve as a "human shield" to help protect Iraqi civilians prior to the U.S.-led invasion.