You're trapped either way. If being objectively superior is the criteria for celebration (or as you see it, bragging), then the US trounces any of those countr

You're trapped either way. If being objectively superior is the criteria for celebration (or as you see it, bragging), then the US trounces any of those countries in space and can be celebrated. If superiority were irrelevant, then it would be fine for the US to celebrate also. I think this view of celebration as bragging is your real issue.