Étude Op. 10, No. 12 (Chopin)

Étude Op. 10, No. 12 in C minor, known as the "Revolutionary Étude" or the "Étude on the Bombardment of Warsaw", is a solo piano work by Frédéric Chopin written c. 1831, and the last in his first set, Études, Op. 10, dedicated "à son ami Franz Liszt" ("to his friend Franz Liszt"). The autographed edition is located in the archive of Stiftelsen Musikkulturens Främjande (The Nydahl Collection) in Stockholm.