Oh...forgot...Pick your battles. The drink for instance....She overstepped what you said and shouldn't have. I do agree, but at the same time...it is a drink. Not the end of the world...not going on the roof in a thunderstorm with a golf club in hand....a drink.
We all know going into that situation and conversation that there will be a fight....good or bad marriage. You should have let that one slide though. Sometimes peace is better than being right.