How Coffee Fueled the Civil War

Jon Grinspan writes:

Did the fact that Union troops were near jittery from coffee, while rebels survived on impotent brown water, have an impact on the outcome of the conflict? Union soldiers certainly thought so. Though they rarely used the word “caffeine,” in their letters and diaries they raved about that “wonderful stimulant in a cup of coffee,” considering it a “nerve tonic.” One depressed soldier wrote home that he was surprised that he was still living, and reasoned: “what keeps me alive must be the coffee.”

The full story is here.