After the escape to Tbilisi, he worked at the Dmitrov Aircraft Factory. In April 1943, Vladimir Petrovich Bolgari voluntarily joined the soldiers of the Caspian Flotilla. He took part in the liberation of Feodosia, Yalta, and Sevastopol with the 303rd Anti-Aircraft Artillery Battalion. Then he continued his service on the boats of the defense of the waterway area during the liberation of Romania and Bulgaria.
He was with the Black Sea Fleet on the Victory Day.
After the end of the Great Patriotic War, he continued to serve in the Black Sea Fleet on ships of the brigade for the defense of the waterway area as a morale officer. He participated in the tour of duty in the Mediterranean Sea, the Atlantic and the Indian Oceans.
Order of the Patriotic War of the 2nd class, Order for Courage of the 2nd class, medal "For Battle Merit", medal "For Victory over Germany" and others, the badge of honor "Merit for Sevastopol"
Memories of the beginning of the war:
"When the fascists attacked our Homeland, they made their first raid on Sevastopol. We somehow quickly grew up; we were no longer the same boys"