Yes, it is legal.
yes
Yes, Minnesota is a Castle Doctrine state, which means that individuals have the legal right to use force, including deadly force, to defend themselves in their homes or other places where they have a legal right to be.
Only if you know how to drive them
yes
Yes
Yes. Next time you see a mail truck drive through your neighborhood, note that the steering wheel is on the right.
Right hand drive cars are legal in the US. Additional mirrors to compensate for the position of the steering wheel may be required, however.
Yes
Yes, right hand drive vehicles are legal in the whole of the United States. Added: Most (all) states may require that the vehicle be equipped with certain supplementary mirrors however.
There are no laws about owning or driving a right side drive car in any state of the US.
People drive on the left in England and typically the cars are right hand drive.