1740 election of Benedict XIV (d. 1758). 51 electors, 4 died during conclave 18 Feb - 17 August (181 days) (LONGEST IN MODERN HISTORY) 1758 election of Clement XIII (d. 1769) 45 electors, 44 at final ballot. 15 May - 6 July (53 days) 1769 election of Clement XIV, OFM Conv. (d. 1774) 46 electors 15 Feb - 19 May (94 days) 1774-1775 election of Pius VI (d. 1799) 44 electors, 2 died 5 Oct 1774 - 15 Feb 1775 (133 days) 1799-1800 election of Pius VII (d. 1823) (Venice. Rome was occupied, last election outside of Rome) 34 electors 1 Dec 1799 - 14 March 1800 (105 days) 1823 election of Leo XII (d. 1829) 49 electors 2 Sep - 28 - Sep (27 days) 1829 election of Pius VIII (d. 1830) 50 electors 24 Feb - 31 March (36 days) 1830-1831 election of Gregory XVI (LAST CARDINAL NOT A BISHOP TO BE ELECTED) 45 electors 14 Dec 1830 - 2 Feb 1831 (51 days) 1846 Bl. Pius IX (d. 1878) (beginning of the short conclaves) 50 electors 14-16 June (3 days) 1878 Leo XIII (d. 1903) (First non European Cardinal arrives too late, John McCloskey of NYC) 61 electors 18-20 Feb (3 days) 1903 St. Pius X (d. 1914) (First non-European elector, Gibbons, Baltimore; last ius exclusivae- the power some European monarchs had over the Conclave, a power formally abolished by Pius X) 64 electors 7 Ballots 31 Jul - 4 Aug (4 days) 1914 Benedict XV (d. 1922) (2 Americans and 1 Quebecer locked out of Conclave having arrived late; 1st Latin American Cardinal) 57 electors 10 ballots (31 Aug - 3 Sep) 1922 Pius XI (d. 1939) (2 Americans and 1 Canadian locked out of Conclave again = after this Conclave, the 15-day rule was instituted to allow all Cardinal electors time to arrive) 53 electors 14 ballots 2-6 Feb (5 days) 1939 Piux XII (d. 1958) (1st Eastern Rite Patriarch participates) 62 electors (all living cardinals) 3 ballots (FEWEST BALLOTS and SHORTEST CONCLAVE) 1-2 March (2 days) 1958 Bl. John XXIII (d. 1963) (First Chinese, Indian, and African Cardinals) 51 electors 11 ballots 25-28 Oct (4 days) 1963 Paul VI (d. 1978) 80 electors 6 ballots 19-21 June (3 days) 1978(1) John Paul I (d. 1978) (First conclave where over-80 cardinals did not participate) 111 electors 4 ballots 25-26 Aug (2 days) 1978(2) Bl. John Paul II (d. 2005) 111 electors 8 ballots 14-16 Oct (3 days) 2005 Benedict XVI 115 electors (LARGEST NUMBER OF ELECTORS) 4 ballots 18-19 April (2 days) 2013 First conclave in Lent since 1829