There will be WWII material here, but the level of military videos on subjects other than WWII is high, so some of them will be posted here as well. Drachinifel is a prolific video producer. When I'm down and need a diversion I trip over to his Tube.
8 Bells Lecture | Norman Friedman: Naval Air Defence from Biplanes to the Cold War Focuses primarily on WW2.
USS Lexington at the Battle of the Coral Sea, Vincent Anderson, USMC, served aboard the famous carrier
Greg's Airplanes and Automobiles on YouTube has several excellent videos on WW2 Fighter aircraft and goes quite a bit into detail on their engines, aerodynamic qualities,etc. If you're interested in WW2 fighter aircraft I would recommend these videos. Many of them last an hour or more and like I said, he goes into great depth on whatever his subject is.
Australians in Vietnam... Some good footage and pictures to music of the time. The first song "Shak'n all over" is from Normie Rowe who was huge in Australia...then joined the Vietnam war and was in APCs...his career was never the same after returning. Hope this inspires some to watch "Danger Close" whilst in lock down - Covers the Batlle of Long Tan in Vietnam. Normie Rowe