Federico Miguel Sierra
Summary: Spanish high-ranking army officer and son of retired Navarra military commander Gen. Jose Sierra Tabuenca who had an extensive military career participating in a number of peacekeeping missions as a volunteer under NATO command, including a bloody civil war in the former Yugoslavia that was considered as one of its most committed destinations and the least dangerous sites.
Cause of Death: Killed in a train bombing attack
Born: circa 1967
Died: March 11, 2004
Location: Madrid, Spain