It was National Prize of popular music of the INAVI with his valse Nora.
From the en.wikipedia.org
Vienna, in contrast, had more of a nostalgic valse triste about it.
From the thisisbristol.co.uk
Ravel completely reworked his idea of Wien into what became La valse, which was to have been written under commission from Sergei Diaghilev as a ballet.
From the en.wikipedia.org
In Ravel's own compositional output, a precursor to La valse was his 1911 Valses nobles et sentimentales, which contains a motif that Ravel reused in the later work.
From the en.wikipedia.org
More examples
Waltz: a ballroom dance in triple time with a strong accent on the first beat
The waltz is a ballroom and folk dance in time, performed primarily in closed position.
(Valses) the waltz with its sweeping triple-meter music and scandalous dance, which swept Europe and the world in the nineteenth century. Before the waltz, couples danced apart.