“…As Xavier Alcalde has noted, ‘At that time [1937], in cities such as Barcelona and Valencia, there were Esperanto courses and groups in every ateneo (anarchist social center)’ (Alcalde, 2018, n.p.). Anarchist internationalism's determination to negate state divisions, using ‘place and will, not character to define the nation’ (Kinna, 2021, p. 988) suited Catalan Esperantists and their idea to unite all Catalan Esperantists regardless of their citizenship (Zimmer, 2023, p. 141). Indeed, Kataluna Esperantista Federacio (the Catalan Esperantist Federation), founded in 1909, had been established by a group of nationalists, republicans, radicals and anarchists in Sabadell (Merello Guzmán, 2019, p. 189).…”