Download our free APUSH Study Pack that covers the content you need to review for your exam. https://marcoap.co/studyguide In this video, John Moscatiello, founder of Marco Learning, continues reviewing Unit 3 of the AP U.S. History course, focusing on migration within North America and competition over resources, boundaries, and trade intensified conflicts among peoples and nations. Topics include the War of 1812, westward expansion, and the divide between North and South. Download free practice tests for APUSH here: https://marcolearning.com/free-practice-tests ----------------------------- Instagram: @marcolearning TikTok: @marcolearning Twitter: @marcolearning Facebook: @marcolearningap #apush #apushistory