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Before the Vatican became an independent country in 1929 the pope lived in the same place as today but it was part of Rome, Italy.
Vatican City has only been an independent country ruled by the pope since the Lateran Treaty was signed in 1929.
The pope is the ruler of Vatican City (which is a country).
The Pope lives in the Vatican in Vatican City.
He was the Prefect of the Sacred Congregation for the Doctrine of the Faith in the Vatican.
The Pope lives in the Vatican. In 2014 that would be Pope Francis.
Pope John XXIII called for Vatican 2.
Prior to be elected as pope, he lived in an apartment in Rome. As pope he lived in the Papal Apartments in the Apostolic Palace in the Vatican. He currently resides in the Mater Ecclesiae Monastery in the Vatican Gardens, near St. Peter's Basilica.
There is only one pope in the Vatican and that would be Pope Francis as of 2014. Pope Emeritus Benedict XVI also resides in the Vatican but has no role in governing the Church.
Vatican
Before becoming pope he resided in Rome. After he was elected pope he moved to the Papal Apartments in the Apostolic Palace of the Vatican. Since retirement in 2103 he lives in the Mater Ecclesiae monastery in the Vatican Gardens near St Peter's Basilica.
Pope Paul VI closed Vatican II.