That's ok, you are more than welcome.
Difficult to say, I try not to apply contemporary values to historical events. They were the times then, we find it difficult to understand now. It's not therefore a matter of right or wrong it was just what happened years ago.
You are wrong millions volunteered on both sides, various reasons but national pride was a key element.
Don't believe me, then I recommend you study for a masters of First World War studies at Birmingham University and educate yourself.
Sadly WW1 was necessary.......a young belligerent Germany...
Many volunteered to fight for a cause, they willingly sacrificed their lives on the alter of that cause.
It may not be fashionable to accept this position these days, but denying those who died fighting for a cause they believed in is an insult to their memory. War is terrible but sometimes...