The National Conference leader was also of the view that regional aspirations should generally "bow" to national aspirations.
Omar said coalition politics in the country has opened a room for regional parties to have their say where regional aspirations have to be met.
Touching upon assertive regionalism, he said, "the most recent example of assertion is by DMK, and last year we saw the TMC. But even in the times of NDA--we were a member of that coalition then."
Speaking at the Mindmine Summit 2013 here, Omar said the coalition politics allows regional parties to have a say in the national level decision making but sometimes it is disproportionate.
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"But some times it is disproportionate...Regional aspirations should generally bow to national aspirations," he said in an apparent reference to the action by DMK, which quit the ruling UPA over the Centre's stand on the Sri Lankan Tamils issue.
The Chief Minister said India is really a conglomerate of states and has never been one homogeneous society which needed to be recognised and embraced.