Prisoner in the Vatican the Basilica of St. John Lateran, situated on the opposite side of the city of Rome, and to travel regularly to their summer residence at Castel Gandolfo, from Rome. Prisoner in the Vatican A prisoner in the Vatican or prisoner of the Vatican (; ) is how Pope Pius IX was described following the capture of Rome by the armed forces of the Kingdom of Italy on 20 September 1870. Part of the process of Italian unification, the city's capture ended the millennial temporal rule of the popes over central Italy and allowed Rome to be designated the capital of
Prisoner in the Vatican Pope Pius IX in 1849 and 1860, and it was in sharp contrast to the letter that Garibaldi had written to the pope from Montevideo in 1847, before those events. The stand-off was ended on 11 February 1929, when the Lateran Pacts created a new microstate, that of Vatican City, and opened the way for diplomatic relations between Italy and the Holy See. The Holy See in turn recognized the Kingdom of Italy, with Rome as its capital, thus ending the situation whereby the popes had felt constrained to remain within the Vatican. Subsequently, the popes resumed visiting their cathedral,