If you've done your MA in IR from KU, why don't you simply go for European History?

Indo-Pak is generally not a very scoring subject because since it's a local subject, many students and examiners have expert knowledge regarding the subject matter. It's always difficult to come up with the 'best' answers. Many people choose Indo-Pak thinking that it'd help them cover Pakistan Affairs as well but they end up scoring not so well in it.