In 1700, Bartolomeo Cristofori invented the piano, known as the gravicembalo col piano e forte, which introduced the revolutionary hammer action mechanism. This innovation allowed musicians to produce both soft and loud sounds, giving rise to a new era of expressive musical performance. The piano's versatility and dynamic range would influence countless composers and reshape the landscape of Western music.

Bartolomeo Cristofori's invention of the piano around 1700 allowed for dynamic expression in Lieder and Romantic poetry. Poets like Heinrich Heine and Robert Schumann used the piano's emotive capabilities to enhance the lyrical quality of their works, bridging the gap between music and poetry in their artistic expressions.