As the media have reported in recent days, we will soon experience new days of farmers' protests. For example, a tractor demonstration is scheduled to arrive in Barcelona on October 14th. Many citizens may ask themselves: why? Had their complaints not already been addressed?

The principle of Community preference is a fundamental concept that refers to the priority given to products and services originating in the European Union on the EU market. Member States must give preference to European products over those from third countries. The aim is to foster intra-EU trade and European economic integration, protect industry and the economy, and promote economic and social cohesion within the European Union. It should be applied to public procurement, service contracts, state aid, and foreign trade.