<span>Two effects of the Vietnam War that had the biggest long-term impact were the lack of recognition for Vietnam veterans and the long period of healing for the nation. Neither has been entirely resolved, even today more than 30 years later. </span>
Prohibition of alcoholic beverages in the United States by declaring production, transport, and sale of alcohol illegal.
The Nile River floods are predictable and because of this, Egyptian farmers were able to farm according to the flooding season.
Tokugawa Ieyasu's dynasty of shoguns presided over 250 years of peace and prosperity in Japan, including the rise of a new merchant class and increasing urbanization. To guard against external influence, they also worked to close off Japanese society from Westernizing influences, particularly Christianity.