You always talk with your opponents.
Hold your friends close, your enemies closer, as they say.
It's important to understand your opponents, their ideology, their cultures and their societies. You want to understand their leader's personalities, motivations, goals and ideals.
It will serve you well in arriving at mutually agreeable solutions to problems while minimizing the dying on both sides. Far more satisfactory.
EXCEPT, the "military-industrial-oil complex" doesn't make as much money.
So, Conservatives promote polarization, expecting other nations to do something simply because they were told to do so.
Naive.
Arf