sentences:  Due to the growing success of the ECR, it was decided that the congress would be held annually from 1999 on.By the beginning of the 2000s it had become clear to EAR leadership that a unified organisation combining all aspect of radiology including the ECR would better serve European radiology interests moving into the future.As the EAR had a federal structure with a restricted financial base, a new association would be necessary in order to create a unified “House of European Radiology” that could effectively combine the numerous and diverse responsibilities from the EAR and various congress planning organisations.