What used to be an extraordinary exception now appears to have become an almost monthly tradition at the European Union headquarters in Brussels: hundreds of tractors on the streets and farmers resorting to sometimes violent actions. This display of anger served to attract the attention of agriculture ministers, who were in the city this week to discuss new measures to respond to farmers’ complaints over lost income and red tape. Although farmers have already obtained concessions, such as the relaxation of some administrative and environmental rules, they want more financial help and are again…