https://www.youtube.com/watch?v=9FRx2LsYvvk
https://www.brookings.edu/articles/americas-awesome-military
https://www.globalfirepower.com/countries-listing.php
https://www.macrotrends.net/global-metrics/countries/usa/united-states/military-spending-defense-budget
https://en.wikipedia.org/wiki/Military_budget_of_the_United_States
https://www.globalfirepower.com/defense-spending-budget.php
https://www.defensenews.com/news/pentagon-congress/2025/04/08/trump-promises-1-trillion-in-defense-spending-for-next-year/
https://www.globalfirepower.com/available-military-manpower.php
https://www.nationalww2museum.org/students-teachers/student-resources/research-starters/research-starters-us-military-numbers
https://historyinpieces.com/research/us-military-personnel-1954-2014
https://www.macrotrends.net/global-metrics/countries/usa/united-states/military-army-size
https://www.statista.com/topics/2171/armed-forces-of-the-united-states/
https://asiatimes.com/2020/04/from-good-to-great-chinas-type-99-battle-tank/#
https://nationalinterest.org/blog/buzz/5-best-main-battle-tanks-earth-2024-210299#:~:text=What%20You%20Need%20to%20Know,armored%20warfare%20across%20different%20nations.
https://www.telegraph.co.uk/news/2024/04/11/us-air-force-usaf-supersonic-b1-bomber-lancer-lrasm-china/
https://www.globalfirepower.com/global-ranks-previous.php