Council of Basel

 SESSION 1 14 December 1431

 SESSION 2 15 February 1432

 SESSION 3 29 April 1432

 SESSION 4 20 June 1432

 SESSION 5 9 August 1432

 SESSION 6 6 September 1432

 SESSION 7 6 November 1432 [Interval for a papal election]

 SESSION 8 18 December 1432

 SESSION 9 22 January 1433

 SESSION 10 19 February 1433

 SESSION 11 27 April 1433

 SESSION 12 13 July 1433

 SESSION 13 11 September 1433

 SESSION 14 7 November 1433

 SESSION 15 26 November 1433

 SESSION 16 5 February 1434

 SESSION 17 26 April 1434

 SESSION 1 8 26 June 1434

 SESSION 19 7 September 1434

 SESSION 20 22 January 1435

 SESSION 21 9 June 1435

 SESSION 22 15 October 1435

 SESSION 23 26 March 1436

 SESSION 24 14 April 1436

 SESSION 25 7 May 1437

 SESSION 1 8 January 1438

 SESSION 2 10 January 1438 [On the legitimate continuation of the council of Ferrara, against the assembly at Basel]

 SESSION 31 15 February 1438

 SESSION 42 9 April 1438

 SESSION 5' 10 January 1439

 SESSION 6 6 July 1439

 SESSION 7 4 September 1439

 SESSION 8 22 November 1439 [Bull of union with the Armenians]

 SESSION 9 23 March 1440

 SESSION 10 27 May 1440

 SESSION 11 4 February 1442

 SESSION 12 14 October 1443

 SESSION 13 30 November 1444

 SESSION 14 7 August 1445

SESSION 16 5 February 1434

[This session declares the adherence of Pope Eugenius to the council, with the usual ceremonies; Eugenius's bull Dudum sacrum, and three other bulls abrogated by that bull, are incorporated into the acts. ]