Joseph Stalin vs. Mao Zedong in the U.S.

[Vazdul (Formerly Chairman of the Communist Party of Ontario)]

Which color is for which candidate?

Green is Ralph Nader, Red is Mao. Stalin didn't win anything.

No write-ins are allowed and no third party candidates are running.

When was a law passed that banned write-ins?

When the American government deteriorated to the point that Joseph Stalin and Mao Zedong are legitimate contenders.