Baabhu
If the facts you have given is correct, your marraige is valid. You should not unnecessarly wory about briing and other things.
Get those proofes, the person who were present at marriage ceremony.
What I could sense out is -- you are not in mood to give divorce - that is fair. There may be some misadventure from your wife side - through false cases and to pressurise you. One thing I can tell you - pressure for new cases are maximum in the begining - you should be strong to face those with strengh - once initial time passes, things becomes easier and other side starts getting desperate.