https://en.esquerra.cat/en/we-have-no-king--democracy--freedom--republics-erc-esquerra
In their joint manifesto, the three pro-independence parties recall the lack of democratic legitimacy of the Spanish monarchy and its hostility towards the processes of national emancipation, and especially to the Catalan pro-independence process that culminated in the self-determination referendum of on October 1, 2017. This is the text of the manifesto: