yes
No if she has a passport she could travel anywhere without a USA passport
not without her permission, if you do it anyways she can have you charged.
Legally, in most cases, yes. Ethically, no, not without permission.
visit his wife without permission.
Yes. If husband is not on the account.
No, a wife who you got separated cannot make copies from your military or VA medical records without your permission.
Yes it could be a surprise for his wife other the women he's with
Surely this is a joke? News for you, its not funny.
Do you mean when you get married? Get a new passport. It is no longer possible for a husband and wife to have a joint passport. Everybody must have their own passport.
Not unless her name is on the vehicle title.
Yes she can
Yes, don't sign the passport for the child, and notify the State Dept that she does not have permission to remove the child from the US. This will cancel any passport that may already been issued. see link below