Mirroring the circumstances behind the creation of the European Cup five years earlier, the idea for a pan-European cup competition contested by all of Europe's domestic cup winners came from prominent European sports journalists. The European Cup had proven to be a great success and the Fairs Cup had also proven popular – as a result, other ideas for new European football tournaments were being aired. One proposal was for a tournament based upon the format of the European Cup, but with national cup winners rather than league champions taking part, which could run alongside that competition.