Crossbow https://arcusmarket.com/arbalet-poelang-blade
Although, I was a little mistaken, guys from Zaporizhzhia :)
Shotgun Operator, All About Shotguns https://www.youtube.com/watch?v=tj2R9q5eILs&
Medieval weapons in the First World War
https://www.youtube.com/watch?v=QcfeMkAx1iA&
Arrowhead forging
https://www.youtube.com/watch?v=iGl6g0xMZXc&
Breastplate: Forging
https://www.youtube.com/watch?v=XNVdX-scB6w
Support channel to improve the content
PATREON https://www.patreon.com/ArmorySmith