Also fun, modern militaries kept using amphetamines in combat until a sleep deprived american in a F16 shot up a bunch of Canadians in Afghanistan. Now it's just Modafinil for NATO countries at least.
Other drugs historically used as a stimulant in warfare include Khat in the horn of africa/persian peninsula and Betel nuts in asia, and various forms of I think fungi in the Americas.
https://en.wikipedia.org/wiki/Dutch_courage