Seems like that is a lot of circumstantial evidence, with very little concrete evidence (AKA, verifications from historic sources or dates which conicidentally, arent as hard to find as people think.) Many things in history may not have been documented but the surrounding factors or...
I've done a fair amount of research on the American Civil War and have a passing knowledge of WWII, as well as Ancient Greece and Rome. More than some but not as much as many but I'm always willing to try and assist.