The Triassic Period was the first period of the Mesozoic Era. A lot happened to Earth and its life-forms during the Triassic but the most celebrated event was the evolution of dinosaurs. The Triassic Period was the first period of the Mesozoic Era, and ran from 248 to 200 million years ago.
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The presidency of Herbert Hoover on March 4, 1929, when Herbert Hoover was inaugurated as President of the United States, and ended on March 4, 1933. Hoover, was a true Republican, mostly he stood for "Anti-Interventionism", he was a major oponent of American entry into World War II and those were the ideas that assured his victory, during the Election of 1928.