President Dwight D. Eisenhower was the first president to explain the domino theory, although he never actually called it the domino theory. He was explaining it in regards communism in Southeast Asia.
It is now believed that the largest contributing factor to the decline of the Indus Valley civilization was an outbreak of disease--since there were no treatments and the density of the civilization led the disease to spread very quickly.
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<span>The Populists supported the Democratic party during their popularity in the United States. The leader they supported was William Jennings Bryan. Bryan ran three different times for president of the United States. His career as a politician running on behalf of the Populist party began in 1896 and spanned through three different runs for presidency.</span>
