The 172nd (Army) and 301st (Air Force) Cyber Protection teams provide realistic cyber threats to sharpen the defensive skills of units participating in Saber Guardian 19. Saber Guardian 19 is an exercise co-led by the Romanian Joint Force Command and U.S. Army Europe, taking place from June 3-24 at various locations in Bulgaria, Hungary and Romania. Saber Guardian 19 is designed to improve the integration of multinational combat forces.