I'd suggest India immediately and secretly develop "minimal" weaponry that has potential to destroy the earth, because
1. It is very inexpensive to develop such technologies. http://answers.yahoo.com/question/index;_ylt=Al3v6.A4mqWdi2Tqq5Lu7bHsy6IX?qid=20070221103527AAOxlqJ
2 . India can use it to negotiate with superpowers. Sounds strange but current superpowers bully during negotiations. http://en.wikipedia.org/wiki/Bullying#Political_bullying