1524-1526 Work on the tomb of the Medici and the Laurentian library. 1527 May 6. Capture of Rome by the Imperialists. 1529 April 6. Michelangelo is named _Leda._ Governatore Generale and Procuratore of the fortifications of Florence. Mission to inspect the fortifications at Pisa, Livorno and Ferrara. 1529 September 21. Flight to Venice. Siege of Florence. 1529 November 20. Return to Florence. Defense of San Miniato. 1530 August 12. Capitulation of Florence. _Apollo._ Proscriptions. 1531 June. Serious illness of Michelangelo. Work on the Medici tombs. 1532 April 29. Fourth contract for the monument of Julius II. 1533 Beginning of the friendship with First plan for the _Last_ Tommaso dei Cavalieri in _Judgment._ Rome. 1534 Death in Florence of Lodovico, the father of Michelangelo. 1534 September 23. Michelangelo returns to Rome, where he remains until his death. 1534 September 25. Death of Clement VII. 1534 October 13. Election of Paul III. 1535 September 1. Michelangelo is named by order of Paul III architect-in-chief, sculptor and painter of the Apostolic Palace. 1536 Beginning of the friendship with Vittoria Colonna at Rome. 1536 April to November, 1541 _Last Judgment_ in the Sistine. 1538 The statue of Marcus Aurelius is _Brutus._ Drawings of raised on the Capitoline Christ for Vittoria Colonna. 1542-1544 Frescoes of the Pauline Chapel. 1542 August 20. Last agreement for the monument of Julius II. 1544 June. Serious illness of Michelangelo, who was cared for in the palace of the Strozzi. 1545 February Completion of the monument of Julius II in S. Pietro in Vinculi. 1545-1546 Titian in Rome. 1546 January. Serious illness of Work on the cornice of the Michelangelo. He gives the Slaves Farnese palace. to the Strozzi. 1547 January 1. Michelangelo named by Paul III architect of St. Peter's.