Complex sentence: Anthony Alexander Poshepny (September 18,1924--July 27,2003), known as Tony Poe, was a legendary CIA paramilitary officer in what is now called Special Activities Division who trained the United States Secret Army in Laos during the Vietnam War.
Split into simpler sentences: Anthony Alexander Poshepny (September 18,1924--July 27,2003), known as Tony Poe, was a CIA paramilitary officer in what is now called Special Activities Division. He is best remembered for training the United States Secret Army in Laos during the Vietnam War.