[grokgrok]

The negatively coded, tribal/political speech can be referred to as 'Polemic' which stems from 'warlike' expression.

[dontlaugh]

And polemic is an entirely legitimate form of political action.

Would you rather starve or never lie about those that would starve you?

[eucyclos]

I would rather not trust the first person who claims <outgroup> wants to starve me. Polemnics may be legitimate - they may not be, I haven't thought about it deeply - but they are undoubtedly worth dropping from my own information diet.