Mostly due to the ideas of Manifest Destiny. They started going westwards with the desire to span the United States from coast to coast, and then they started going worldwide. The idea behind it is that the United States were destined to help the world become free and democratic like they were so they started helping people worldwide in rebellions against colonialism or in similar affairs.
Answer:
Primary elections, often abbreviated to primaries, are a process by which voters can indicate their preference for their party's candidate, or a candidate
The Republic of Venice, The Republic of Florence, and The Duchy of Milan.
Stalin had promised to Roosevelt that allowed the people of Europe " to create democratic institutions of their own choice. But then he broke his promise
