The last occurrence of the disease in the US was in 1929, but as recently as 2001, several large outbreaks occurred throughout the UK and thousands of animals were killed and burnt.
Ameerikas oli viimane haiguspuhang 1929. aastal, kuid 2001. aastal esines Ühendkuningriigis mitu suurt puhangut ning tuhanded loomad tapeti ja põletati.