https://www2.gwu.edu/~erpapers/teachinger/glossary/world-war-2.cfm
https://www.youtube.com/watch?v=_uk_6vfqwTA
http://www.markedbyteachers.com/as-and-a-level/history/how-did-the-world-war-ii-affect-america.html
https://www.scholastic.com/teachers/articles/teaching-content/world-war-ii-timeline/
https://share.america.gov/ways-that-world-war-ii-changed-world/
http://ieg-ego.eu/en/threads/alliances-and-wars/war-as-an-agent-of-transfer/a-w-purdue-the-transformative-impact-of-world-war-ii#
https://www.history.com/topics/world-war-ii/d-day