April 24, 1706:
Giovanni Battista Martini is born in Bologna in the Papal States, the son of Antonio Maria Martini, a violinist and cellist.
July 1, 1763:
Johann Christian Bach (27) writes to Padre Giovanni Battista Martini (57) in Milan that although he intended to return to Italy, he will heed the request of the King and Queen that he remain in England. Bach will shortly be named music master to the Queen.
March 24, 1770:
Leopold (50) and Wolfgang Amadeus (14) Mozart reach Bologna, where they meet Padre Giovanni Battista Martini (63).
March 26, 1770:
Leopold (50) and Wolfgang Amadeus (14) Mozart participate in a concert in the Palace of Count Pallavicini, Bologna. In the audience is Padre Giovanni Battista Martini (63) for whom Mozart has been composing fugues.
October 9, 1770:
Wolfgang Amadeus Mozart (14) is examined for membership in the Accademia Filarmonica, Bologna. He is required to display his proficiency in 16th century counterpoint. It is the culminating event of his study with Padre Giovanni Battista Martini (64). He passes.
October 12, 1770:
Padre Giovanni Battista Martini (64) provides a written recommendation for Wolfgang Amadeus Mozart (14) in Bologna.
January 24, 1772:
André-Ernest-Modeste Grétry (30) writes to Padre Giovanni Battista Martini (65) that King Louis XV has granted him a pension of 1,200 francs plus a bonus of 200 louis d’or.
September 4, 1776:
Wolfgang Amadeus Mozart (20) sends his Misericordias Domini K.222 to Giovanni Battista Martini (70) in Bologna, following instructions to keep him informed of his progress in composition. The accompanying letter is written by Leopold Mozart (56).
December 18, 1776:
Padre Giovanni Battista Martini (70) responds to the letter of 4 September and accompanying compositions by Wolfgang Amadeus Mozart (20). He gives them high praise.
August 3, 1784:
Padre Giovanni Battista Martini dies in Bologna, Papal States, aged 78 years, three months, and ten days.