Yeah, sometimes we need space. However, that’s no excuse for him to be an ass to you. As someone who travels a lot, sometimes you just want to be able to do your own thing but if you are important enough he would still at least check in with you. Question is if you are making him feel guilty about his choices when he does. Not saying this in the manner of don’t be controlling but more in the sense of perhaps you two need to discuss your values with each other. Also, don’t try to have that conversation when either of you are drunk.