The Joint Special Operations Command representatives march during a military parade in Sofia, Bulgaria, May 6, 2023. A military parade took place in Sofia on Saturday, marking the Bulgarian Armed Forces Day. (Xinhua/Lin Hao)
The Air Force representatives march during a military parade in Sofia, Bulgaria, May 6, 2023. A military parade took place in Sofia on Saturday, marking the Bulgarian Armed Forces Day. (Xinhua/Lin Hao)
The National Guards Unit representatives march during a military parade in Sofia, Bulgaria, May 6, 2023. A military parade took place in Sofia on Saturday, marking the Bulgarian Armed Forces Day. (Xinhua/Lin Hao)
The Navy representatives march during a military parade in Sofia, Bulgaria, May 6, 2023. A military parade took place in Sofia on Saturday, marking the Bulgarian Armed Forces Day. (Xinhua/Lin Hao)
An armored vehicle is seen during a military parade in Sofia, Bulgaria, May 6, 2023. A military parade took place in Sofia on Saturday, marking the Bulgarian Armed Forces Day. (Xinhua/Lin Hao)