April 21 in opera music history

1546: Birth of Arcangelo Crivelli, Italian composer known for his sacred music compositions during the Renaissance period.
     https://cdexchang.blogspot.com/2011/04/april-21.html

1672: Birth of Johann Philipp Käfer, German composer and organist active in the late 17th and early 18th centuries.
     https://cdexchang.blogspot.com/2011/04/april-21.html

1730: Birth of Antonín Kammel, Czech composer and violinist known for his chamber music and association with the London music scene.
     https://cdexchang.blogspot.com/2011/04/april-21.html

1749: Birth of Johann Michael Malzat, German composer and organist recognized for his contributions to liturgical music.
     https://cdexchang.blogspot.com/2011/04/april-21.html

1749: Public rehearsal of Handel's 'Music for the Royal Fireworks' at Vauxhall Gardens in London, attended by an estimated 12,000 people, causing significant traffic congestion on London Bridge.
     https://cdexchang.blogspot.com/2011/04/april-21.html

1845: Premiere of Albert Lortzing's opera 'Undine' in Magdeburg.
     https://en.wikipedia.org/wiki/1845_in_music

1878: Death of Temistocle Solera, Italian opera composer and librettist, known for his collaborations with Giuseppe Verdi.
     https://www.onthisday.com/music/deaths/april/21

1898: Death of Louis Théodore Gouvy, French-German composer known for his symphonies, chamber music, and operatic works.
     https://www.onthisday.com/music/deaths/april/21

1900: Death of Heinrich Vogl, German tenor celebrated for his performances in Wagnerian operas.
     https://www.onthisday.com/music/deaths/april/21

1961: Death of James Melton, American operatic tenor who performed at the Metropolitan Opera from 1942 to 1950.
     https://www.onthisday.com/music/deaths/april/21

2023: Death of Sergio Rendine, Italian composer of operas, ballets, and symphonic works.
     https://en.wikipedia.org/wiki/Sergio_Rendine