On Thursday, September 22, Paraguay began slaughtering at least 1,000 cattle after banning all exports due to the detection of the highly contagious foot-and-mouth disease, with countries such as Argentina, Peru, Uruguay, Brazil, Russia and Chile prohibiting imports from the country.

http://www.france24.com/en/20110919-paraguay-detects-foot-mouth-halts-beef-exports
http://www.france24.com/en/20110921-paraguay-destroy-cattle-fight-foot-mouth
http://www.bbc.co.uk/news/world-latin-america-15028212