Caligula's Horse album "Moments from Ephemeral City" (2011) and follow up EP "Colossus" (2011) were released independently before signing with Welkin Records and releasing their second album "The Tide, the Thief & River's End" (2013). The band then signed with Inside Out Music for the release of their 2015 album "Bloom". The band released their fourth album In Contact on 15 September 2017. In early 2011 Caligula's Horse was formed by Sam Vallen and Jim Grey. The band is named after the prized possession, Incitatus, of Roman Emperor Caligula by Grey, who is studying ancient history and classical languages at university. Initially
Louis IV, Holy Roman Emperor in 1323, Louis had sent an army to Italy to protect Milan against the Kingdom of Naples, which was together with France the strongest ally of the papacy. But now the Lord of Milan Galeazzo I Visconti was deposed since he was suspected of conspiring with the pope. In January 1328, Louis entered Rome and had himself crowned emperor by the aged senator Sciarra Colonna, called "captain of the Roman people". Three months later, Louis published a decree declaring Pope John XXII ("Jacques Duèze") deposed on grounds of heresy. He then installed a Spiritual Franciscan, Pietro Rainalducci as Nicholas V,