From which of 1,2,3 should we choose? What does "should" here mean?
The time of justice has now come. It is right in the eyes of man and God that it should come. And when it does, I think that day will brighten
(1) the lives of every American.
(2) the life of (every/each) American.
(3) the lives of all Americans
the lives of all Americans -- this is fine and expresses more their unity than the life of each American -- one American has only one life
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