Honestly, I don't think anyone enjoys feeling like they're being given the third degree. Even when you're not guilty, it gets tiresome. Either your partner trusts you or they don't.
What Bijoux said
They may not want to be put into a position where their only choice is either to sound like they are bragging...or to lie to avoid sounding like they are bragging!
no...because you'll find something so tiny and irrelevant to argue about we are just preventing that to happen...:)
Some men never had a father to give them confidence to be a man, so it's not that they don't like being questioned, they may not be able to handle it.