Answer:
To have a strong economy and military in the world.
Explanation:
The United States of America tried to become a world superpower by making its economy strong through technology, having a strong military with advance weapons and has great influence on other countries. Strong economy enables United States of America to start wars against its rivals such as Russia, Spain, Korea, Vietnam and Afghanistan and controls the strategic points of the world to give tough time to their rivals.
Barack Hussein Obama II is an American politician who served as the 44th president of the United States from 2009 to 2017. A member of the Democratic Party, Obama was the first African-American president of the United States
1939 for the brits and Germans