13th, 14th, and 15th amendment- https://www.senate.gov/artandhistory/history/common/generic/CivilWarAmendments.htm
Plessy vs Ferguson- https://www.oyez.org/cases/1850-1900/163us537
Video- https://www.youtube.com/watch?v=vsDTqtyiNZk
Gold Rush- https://www.britannica.com/topic/California-Gold-Rush
Homestead Act- https://www.ourdocuments.gov/doc.php?flash=false&doc=31
Morrill Act- https://padlet-uploads.storage.googleapis.com/305333813/14813566053fb78f7abb21d99d819634/download.html
Long Walk- http://www.crowcanyon.org/educationproducts/peoples_mesa_verde/historic_long_walk.asp
Massacre at Wounded Knee- https://www.history.com/topics/native-american-history/wounded-knee
Photo- https://www.gettyimages.com/photos/wounded-knee-massacre-1890
Second Industrial Revolution- http://ushistoryscene.com/article/second-industrial-revolution/
Light bulb, Telephone, and automobile- https://learning-center.homesciencetools.com/article/modern-inventions-airplane-light-bulb-telephone/
Rise of Big business- https://www.slideshare.net/eben_cooke/the-rise-of-big-business
Rise of the Labor Movement- https://www.youtube.com/watch?v=ewu-v36szlE
American Imperialism- https://courses.lumenlearning.com/boundless-ushistory/chapter/american-imperialism/
Immigration and Growth of Cities- http://www.loc.gov/teachers/classroommaterials/presentationsandactivities/presentations/timeline/riseind/city/
Political Corruption and Progressive Government Reform- https://josephkaminski.org/2017/07/20/progressive-reforms-party-bosses/
Women's Rights- https://www.youtube.com/watch?v=gpU0c15coBU
Assassination of Franz Ferdinand- https://www.history.com/news/the-assassination-of-archduke-franz-ferdinand-100-years-ago
Technology of WWI-https://www.khanacademy.org/humanities/world-history/euro-hist/world-war-i-fighting/v/technology-in-world-war-i
America's Role in WWI- https://history.delaware.gov/exhibits/online/WWI/US-involvement-ww1.shtml
How was peace established at the end of World War I?- https://study.com/academy/lesson/end-of-wwi-the-treaty-of-versailles-the-league-of-nations.html
Rise of the automobile- http://www.ushistory.org/us/46a.asp
The 18th amendment-
photo- https://www.youtube.com/watch?v=i-xeRS7WaK0 
Black Tuesday- https://www.bookofdaystales.com/black-tuesday/
Business cycle-https://www.thoughtco.com/great-depression-causes-3367841
President Roosevelt’s New Deal/Plan for Ending the Great Depression- https://www.history.com/topics/great-depression/new-deal
Dust Bowl- http://www.pbs.org/kenburns/dustbowl/
The Rise of Totalitarianism in Europe in the 1930s-https://www.lcps.org/cms/lib4/VA01000195/Centricity/Domain/10599/Interwar%20Totalitarian%20Rulers.pdf
America's Involvement in WWII- https://study.com/academy/lesson/the-attack-on-pearl-harbor-the-beginning-of-american-involvement-in-world-war-ii.html