How and why did the United States evolve from a nation that focused primarily on matters within its own borders to a world leader by the end of World War II?

Directions are below. Please read the directions carefully as there are formatting specifics. ″An introductory paragraph, a body of several paragraphs that addresses each part of the question, and a concluding paragraph. Copy and paste the question to the top of your essay″. Essay Question: How and why did the United States evolve from a nation that focused primarily on matters within its own borders to a world leader by the end of World War II? First, explain at least two of the factors that moved the U.S. to begin taking a role on the global stage in the late 19th century. Then, once 20th century political leaders such as Theodore Roosevelt, Woodrow Wilson, Henry Cabot Lodge and Franklin Roosevelt, embraced a leading role, discuss the key approaches to American foreign policy that became the fundamental strategic playbook that American leaders still choose from in deciding how (or whether) to engage the rest of the world