Khovanshchina (Russian: Хованщина, Hovánščina, sometimes rendered The Khovansky Affair; since the ending -ščina is pejorative) is an opera (subtitled a 'national music drama') in five acts by Modest Mussorgsky. The work was written between 1872 and 1880 in St. Petersburg, Russia. The composer wrote the libretto based on historical sources. The opera was unfinished and unperformed when the composer died in 1881.

Librettist Modest Mussorgsky (Based on historical sources)
Date of composition 1880 (1872-1880. Unfinished)
Premiered 1886, February 21st in Saint Petersburg, Russia
Type Opera
Approx. duration 170 minutes
Instruments Orchestra
6x Voice
Chorus/Choir
Arrangements Dmitri Shostakovitch: Re-orchestration of Mussorgsky's Opera Khovanshchina, Op. 106
Autotranslations beta Modeste Moussorgski: Khovanshchina
Modest Petrovič Musorgskij: Khovanshchina
Modest Petrowitsch Mussorgski: Khovanshchina