Potatoes came to be incredibly important in places such as Ireland and Eastern Europe as a staple crop. They were, however, a New World item. What were the important staple crops before the arrival of potatoes? | AskHistorians Archive Observer

Potatoes came to be incredibly important in places such as Ireland and Eastern Europe as a staple crop. They were, however, a New World item. What were the important staple crops before the arrival of potatoes?

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mrsix

I asked this a while ago and got some pretty good responses here