In the twentieth century the United States entered the world arena as an international power.

What are some major points that led the United States to this position?

What are some important events that I should know?

Thanks

http://www.google.com/#q=U.S.+international+relations+history

To understand how the United States became an international power in the twentieth century, we can look at several major points and important events that contributed to this position.

1. Economic Growth and Industrialization: One of the key factors was the rapid economic growth and industrialization that took place in the United States during the late 19th and early 20th centuries. This allowed the country to become a major producer and exporter, establishing its economic strength on the global stage.

2. World War I: The United States played a decisive role in World War I, despite initially maintaining a policy of neutrality. The country eventually joined the war in 1917 after a series of events, such as Germany's unrestricted submarine warfare and the disclosure of the Zimmermann Telegram. The U.S. military and economic support contributed to the victory of the Allied powers, elevating the United States as a significant global player.

3. The Treaty of Versailles and League of Nations: After World War I, the United States played a significant role in the negotiations of the Treaty of Versailles, which officially ended the war. Despite not ultimately ratifying the treaty, the United States championed President Woodrow Wilson's vision of establishing the League of Nations, an international organization aimed at maintaining peace and resolving conflicts. While the U.S. Senate later rejected the League, America's involvement and leadership in the negotiations helped solidify its position as an influential player in international affairs.

4. World War II: The United States emerged as a global superpower after its decisive involvement in World War II. Following the attack on Pearl Harbor in 1941, the United States joined the war effort. The country's massive industrial capacity, technological advancements, and military might proved crucial in defeating the Axis powers. Additionally, the United States played a significant role in the post-war reconstruction efforts and became a leading proponent of democracy and capitalism.

5. The Cold War and Nuclear Arms Race: The ideological rivalry between the United States and Soviet Union during the Cold War era further solidified America's position as an international power. The United States led the formation of NATO (North Atlantic Treaty Organization) to counter Soviet influence and maintain collective security among its allies. Moreover, the United States engaged in a nuclear arms race with the Soviet Union, demonstrating its military capability and ability to exert influence globally.

6. Post-Cold War Era: As the Soviet Union collapsed in 1991, the United States emerged as the world's sole superpower. It played a dominant role in shaping global affairs, intervening in conflicts, promoting democratic values, and fostering economic globalization. The United States became a key player in various international organizations like the United Nations, World Bank, and International Monetary Fund.

These are just a few major points and events that contributed to the United States ascending to the status of an international power in the twentieth century. Further exploration of specific historical events and policies will provide a deeper understanding of America's global role during this time.