United States’ movement from isolationism

After reading and reviewing Chapter 22 and watching the video(s), answer all of the prompts for this discussion topic. Make sure to include relevant points to your answer and make sure that your information is correctly cited. You must post before you can see the posts of others. Describe the United States’ movement from isolationism to expansion-mindedness in the final decades of the nineteenth century. What ideas and philosophies underpinned this transformation? After you post, reply to two peers. In your reply, explain why you agree or disagree and add support to your peer's arguments. https://www.youtube.com/watch?v=QfsfoFqsFk4&t=1s https://openstax.org/books/us-history/pages/22-introduction