What happened when people got infections before antibiotics?

I used to get outer ear infections. I don't think they'd ever go away if I didn't have antibiotics; however, I cured one by myself once by putting alcohol in my ear. However, other infections aren't so simple. What if someone got a cut on their finger and it got infected before antibiotics? ... show more I used to get outer ear infections. I don't think they'd ever go away if I didn't have antibiotics; however, I cured one by myself once by putting alcohol in my ear. However, other infections aren't so simple. What if someone got a cut on their finger and it got infected before antibiotics? Would it ever go away, or would people die, etc?
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