What country is the ballet Swan Lake from?

Russia.

Tchaikovsky's ballet Swan Lake, in 4 acts, was composed in 1876. It was the first dance piece made by Tchaikovsky and is based on folklore.

Tchaikovsky (1840-1893) was a great Russian composer. Tchaikovsky studied composition at the Petersburg Conservatory under a. Rubinstein in 1863--1865, and then came to Moscow in 1866 to become professor of harmony at the newly established Conservatory. This classical ballet stage drama classics in the classics, through the ages, in the hearts of the audience to leave an irreplaceable position, its artistic value is extraordinary.