<h1>Federalism threatened: delimitation based solely on population may reduce southern states' parliamentary representation and influence.</h1> Delimitation based solely on population is presented as a constitutional threat to federalism by reallocating parliamentary seats away from southern states that reduced population growth; southern leaders demand the 1971 Census remain the basis for delimitation and the Karnataka Legislative Assembly has unanimously rejected any new-census-based delimitation, framing the issue as one affecting representation, fiscal distribution, and linguistic sovereignty.