Tchaikovsky's climactic cannon shots are used to trigger indoor fireworks, acrobatic displays even.

Which classical musician used cannons?

Tchaikovsky himself conducted another performance at the dedication of Carnegie Hall in New York City. This was one of the first times a major European composer visited the United States. The 15-minute overture is best known for its climactic volley of cannon fire, ringing chimes, and a brass fanfare finale.

How many cannon shots were in the 1812 Overture?

The overture utilizes counterpoint to reinforce the appearance of the leitmotif that represents the Russian forces throughout the piece. A total of 16 cannon shots are written into the score of the Overture.