The reason that this and all other Vatican councils in the future will be held in Rome is because Rome is the head of the Catholic Church.
By the way as a bonus fact, most people think that Vatican City is part of Italy because it is in the center, but it isn't. Vatican is it's own independent nation. Hope this helps! ;)
in Rome
The Second Vatican Council was held at the Vatican, obviously, Ecumenical Council are named after the location where they are held, this was the Second Ecumenical Council to be held at the Vatican. It was convened in 1962 by Blessed Pope John XXIII, of happy memory; it was closed by Pope Paul VI, of happy memory, on December 8, 1965. It's purpose, according to Pope John XXIII was to "update the Church" to bring its presentation of the faith up to modern standards in order to better evangelize the world, and to call individual Christians to a deeper holiness.
There were many different cities where Church councils were held due to issues facing the Catholic Church. Some of the more famous ones are the Council of Trent (addressed the issue the Protestant Reformation and created the seven sacraments) and the two modern vatican councils 1 and 2 that were held in Rome at the Vatican.
Vatican II was held in four sessions in the autumn of the years 1962-1965.
The Second Vatican Council was a pastoral Council, it made no changes to Church doctrine, or to the structure of the Church itself.
16 documents were produced.
He is best known for calling the Vatican 2 Council.
Vatican
Rome is the capital There are 2 countries in Italy San Marino and The Vatican city in Rome where the Pope lives!
The Second Vatican Council happened in the first half of the 1960's a little over three years: It opened under Pope John XXIII on 11 October 1962 and closed under Pope Paul VI on 8 December 1965.
The olympics in Rome
He was beatified in Rome - Vatican City - at Saint Peter's Basilica on May 2, 1999.