Guido of Arezzo's Solmization System is Formulated
Some time between the year 1000 and his death in 1050, he developed this system to help teach sight singing faster. He claimed tat instead of the usual 10 years it took to become a singer, it took just 1 year with his system.
Period: 1098 to 1179
Hildegard of Bingen lived
Ars Nova Treatise
Phillippe de Vitry composed it, and he demonstrated a whole new style of rhythmic notation with it, which was one of the biggest innovations in music at the time.
Period: 1450 to
Martin Luther Chorale "Ein feste burg"
Arcadelt Madrigal "Il bianco e dolce cigno"
Palestrina "Pope Marcellus" Mass
This is his most recognizable mass because of its use of intricate vocal passages and the simple fact that it was polyphonic, which wasn't really a big thing until he did it.
Victoria "Missa O magnum mysterium"
Gabrieli "Sacrae Symphoniae"
This is a collection of choral music set on Latin text about the Venetian state and the power they had.
Monteverdi's "L'Orfeo" Published
England's First Public Concerts
J.S. Bach Lived
Vivaldi's "L'Estro Armonico" Published
It was Vivaldi's first collection of concertos that was printed.
Bach's "The Well Tempered Clavier" Volume 1 was composed
Demonstrated that every key could be used as equally as all other keys
Rameau's "Traite de l'harmonie" Published
It is one of the earliest sources that teaches music as we know it now, with all the major and minor tonalities and such.
Franz Joseph Haydn Lived
Handel's "Messiah" Published
Viennese Classical Period
W.A. Mozart Lived
Le Chevalier de Saint-Georges as director of Concerts des Amateurs
He really brought the ensemble up in terms of musicianship, and most people were regarding it as one of the best ensembles in all of Europe.
Mozart's "Don Giovanni"
Sight-Reading in its finest form.
London Premiere of Haydn's Symphony No. 94 "Surprise"