Violence is what a person or government uses when they think it's the only way to get what they want and deem the consequences worth it. Global warming/water s

Violence is what a person or government uses when they think it's the only way to get what they want and deem the consequences worth it. Global warming/water shortages causing a country into forced migration seems like an obvious one, as the alternative is death for that state. Or a government might view starting a war to prevent itself from being removed from power to be acceptable. World war may be unlikely, but regional conflicts between desperate governments still seem pretty likely.