Vatican Council I was the first Ecumenical Council to be held at the Vatican in Vatican City which is an independent country.
It was held in Vatican City from 1962-1965.
The council was held mostly at the Vatican but some meetings were held at other venues in and around Rome.
The First Vatican Council was held in Rome, Italy in the Basilica of St. John Lateran.
in Rome
It was held 1869-70.
In Vatican City, thus the name Vatican Council II.
There were exactly no doctrines defined at the Second Vatican Council. The Second Vatican Council was the first purely pastoral council ever held in the Church.
Most receive their name from the location where the council is held, such as the council of Trent, Vatican Council, etc.
This council is generally called the Second Vatican Council or simply Vatican II. It is a council that was held for Roman Catholics, but it is not accepted or recognized by the Eastern Orthodox Church.
The Second Vatican Council was only held fifty years ago, in the Church's history, that is practically overnight. The influence of the Second Vatican Council will not be able to be evaluated for another 50 to 100 years.
Roman Catholic AnswerThe last Ecumenical Council of the Church was Vatican Council II, held in the early 1960's at the Vatican. For a list list of all 21 Ecumenical Councils see the link below.