Pirin Sentinel 23 multinational battle group military exercises in Bulgaria

NOVO SELO, BULGARIA - MAY 31: Military personnel take part in the âPirin Sentinel 23â multinational battle group military exercises in Novo Selo, Bulgaria on May 31, 2023. âPirin Sentinel 23â is part of a multinational large-scale exercise Defender âEurope 23â. Military exercise includes, a mechanized battalion, a tank company, a jet and anti-tank battery from the Bulgarian Ground Forces, a Greek tank platoon, a tank platoon from the NATO multinational battle group in Bulgaria and direct aviation support from the Air Force of Bulgaria and Greece. (Photo by Borislav Troshev/Anadolu Agency via Getty Images)