When Hermann Göring Wasn't Busy Destroying Populations...

He introduced the raccoon dog, a native of east Asia, to Europe in the 1940s in order to establish a population to be farmed for their fur. The Copenhagen Post reports:

Raccoon dogs that may harbour tapeworms and rabies are threatening to invade Sweden from Denmark, posing a serious risk to its wildlife. . . .

Their European population now extends from Italy in the south to Finland in the north where they have decimated populations of frogs and ground-nesting birds. In Finland 100,000 raccoon dogs are shot every year.

The price of neutrality: