It's not relevant to the conversation. We're talking about individuals. Edit: https://en.wikipedia.org/wiki/Timeline_of_United_States_mili... seems to have a lot more action than the part of your page since the late 18th century, so I think you're wrong either way.
It's absolutely relevant, since the purpose of the Second amendment is largely protection against governments, not critters, varmints, or even criminals.
In addition to the wars per se, European governments have killed millions of their own citizens, and they've been at it for centuries.