The development of a farming culture among pre-Columbian Native American Indians helped ensure a more stable food supply.
The USSR’s help in defeating Japan. The US wanted Stalin to attack from above during the invasion of Japan, aka Operation August Storm. This happened with the Soviet invasion of Manchuria.
George Wallace was a noted racist and appealed to voters who shared his racist opinions and beliefs. Part of Wallace's "genius" was his ability to use coded racist language, language which highlighted his racist opinions and ideas yet couldn't easily be used to identify him as a flagrant racist to the public.