One year ago, the Catalan independence referendum on 1 October became a turning point in the whole political situation in Catalonia and throughout the Spanish state. What we call the “Republican October” was characterised by an abrupt entry of the masses into the political arena. It saw an impressive mobilisation from below that challenged the apparatus of the state and the hesitation of the leaders of the Generalitat, becoming one of the most important challenges faced by the 1978 regime in 40 years. It could have gone much further. What was missing?