Progressive Era (1900-1929)

Significance Palmer Raids

The Significance of the Palmer Raids

In the early 20th century the United States was in a period of massive upheaval. The underlying changes to the nation left it susceptible to the 1920s Red Scare and the Palmer Raids, the significance of which challenged the Constitutional rights of citizens and immigrants. Beginning in the late 1800s, the United States began a …

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Purpose Roosevelt Corollary

What was the Purpose of the Roosevelt Corollary?

The Monroe Doctrine of 1823 guided United States foreign policy in the Americas for nearly a century. The purpose of the Roosevelt Corollary was to expand the US role and presence in Central and South America. Throughout the 19th century the United States largely dealt with issues within its own future borders on the American …

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Significance Zimmermann Telegram

The Significance of the Zimmermann Telegram

Many historians consider the United States’ entry into World War I to be a turning point in the war. There were many factors that ultimately brought the US into the war, though the significance of the Zimmermann Telegram cannot be understated. When World War I broke out in 1914, the United States had a firm …

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