I don't know which part of Brazil you're from, or if this is a relatively new development (I've been away for 7 or 8 years now) but in Porto Alegre where I grew

I don't know which part of Brazil you're from, or if this is a relatively new development (I've been away for 7 or 8 years now) but in Porto Alegre where I grew up and lived most of my life, I don't recall ever hearing anyone regarding the US as having won the Vietnam invasion.