The Pope's holdings are left in an…
1864 CE to 1875 CE
Between 1861 and 1929 the status of the Pope is referred to as the "Roman Question".
Italy makes no attempt to interfere with the Holy See within the Vatican walls.
However, it confiscates church property in many places.
In 1871, the Quirinal Palace is confiscated by the King of Italy and becomes the royal palace.
Hereafter, the popes reside undisturbed within the Vatican walls, and certain papal prerogatives are recognized by the Law of Guarantees, including the right to send and receive ambassadors.
But the Popes do not recognize the Italian king's right to rule in Rome, and they will refuse to leave the Vatican compound until the dispute is resolved in 1929; Pope Pius IX (1846–1878), the last ruler of the Papal States, is referred to as a "prisoner in the Vatican".
Forced to give up secular power, the popes will focus on spiritual issues