https://en.wikipedia.org/wiki/Weapons_of_the_Vietnam_War#US_weapons
https://en.wikipedia.org/wiki/M14_rifle#Deployment
https://en.wikipedia.org/wiki/Gulf_of_Tonkin_incident
https://thediplomat.com/2020/05/the-forgotten-history-of-south-korean-massacres-in-vietnam/
https://www.history.com/topics/vietnam-war/tet-offensive