What if all males in the Western Hemisphere were "Thanos snapped" and all females of the Eastern Hemisphere were also "Thanos snapped"?

Weapon77
What if it were the opposite, and Western males disappeared while eastern females also disappeared? Would things be fairly peaceful? Or would there be several wars as western males tried to conquer the eastern females and the eastern females tried to resist? Something else?
What if all males in the Western Hemisphere were "Thanos snapped" and all females of the Eastern Hemisphere were also "Thanos snapped"?
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