Zaragoza en Común (2015) Canarias Decide (2015) Republican Alternative (Spanish: Alternativa Republicana, ALTER) is a Spanish political party formed in 2015 by the merger of various small left-wing republican parties.

The Left Republican Party (Catalan: Partit Republicà d'Esquerra, PRE) is its branch in Catalonia.

[2] In its Statutes, AR is ideologically defined as left-wing, democratic, republican, radical, secular, federalist and environmentalist.

[3] In the municipal elections of 2015, AR gained two local councillors, Pedro Gómez in Segorbe (Valencian Community)[4][5] and Gabriel Salguero Lafuente in Montgat (Catalonia).

[6] This article about a political party in Spain is a stub.