Marvin Pitts, a professor of horticulture at Cornell University, estimates that 99.9% of Americans have never tasted a blackcurrant. The reason? For nearly a century, the US government conducted a war on currants and gooseberries. Take a trip with the History Guy to Munich, Salzburg and Vienna. Sign up now! ? Check out our new shop for fun The History Guy merchandise: This is original content based on research by The History Guy. Images in the Public Domain are carefully selected and provide illustration. As very few images of the actual event are available in the Public Domain, images of similar objects and events are used for illustration. You can purchase the bow tie worn in this episode at The Tie Bar: All events are
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