Board Thread:General Discussion/@comment-1918136-20131020014707/@comment-1504072-20131020023521

No, not that we know of.

Weedle McHairybug wrote: It's never stated whether he saw direct combat (though Gray Fox seems to imply otherwise in MG2). Quote for Gray Fox?

Weedle McHairybug wrote: In other words, he effectively acted as a child soldier in the sense that he was trained by the US Military from an early age. There is no evidence that he was trained during childhood.