FILE: United States to take action against EU ban on US beef The United States said Thursday it was relaunching a trade action against a ban on its beef exports to the European Union, raising the possibility of imposing tariffs on European goods. The World Trade Organization in 1998 ruled that an EU ban on imports of US beef violated WTO obligations and was not based on scientific evidence, according to the statement. FILE IMAGES of the World Trade Organization//REFILING TO ADD ADDITIONAL CONTEXTUAL INFORMATION//