In 1742, The Peace of Berlin between Empress Maria Theresa of Austria and Prussia ended the first Silesian War.

CNN: Monday,

One of the most celebrated nightly performances is held in the Schonbrunn Palace Orangery in the 13th District, on the same palace grounds where Mozart performed for Empress Maria Theresa.

BBC: Finding your rhythm in Vienna

He won the heart of the city and the Royal Court after performing for Empress Maria Theresa in 1762 at the age of six, climbing into her lap after his performance and giving her a kiss.

BBC: Finding your rhythm in Vienna

It goes back as far as 1770, when Wolfgang von Kempelen, a Hungarian inventor, unveiled a wooden, clockwork-powered mannekin at the court of Maria Theresa, Empress of Austria-Hungary.

ECONOMIST: Computers and chess