The 1740 papal conclave (18 February – 17 August), convoked after the death of Pope Clement XII on 6 February 1740, was one of the longest conclaves since...

A papal conclave was held from 19 to 21 June 1963 to elect a successor of John XXIII, who had died on 3 June 1963. The cardinal electors assembled in Rome...

VI (a conclavist in the 1740 conclave). Other conclavists have later been elevated to the cardinalate, such as Pierre Guérin de Tencin (1721), Niccolò...

The papal conclave held on 25 and 26 August 1978 was the first of the two held that year. It was convoked to elect a successor to Paul VI, who had died...

The papal conclave lasting from 14 December 1830 to 2 February 1831 resulted in the election of Cardinal Bartolomeo Cappellari, who took the name Gregory...

time for the conclave to elect a new pope due to conflict between secular governments concerning who should be elected. Cardinal Emmanuele De Gregorio was...

bulls; observance of the conclave varied until 1294, but all papal elections since have followed relatively similar conclave procedures. Although the...

Pope Clement XII on 6 February 1740, Cardinal Lambertini attended the papal conclave to choose a successor. The Conclave opened on 18 February, but Lambertini...

the longest conclaves in the history of the Roman Catholic Church and the first conclave of the Avignon Papacy. The length of the conclave was due to the...

A papal conclave took place from 25 to 28 October following the death of Pope Pius XII on 9 October 1958. On the eleventh ballot, the College of Cardinals...