Biography

Westinghouse used Tesla's system to light the Columbian World's Fair in Chicago in 1893, which earned him a contract to build the first equipment at Niagara Falls.

Chopin studied at the Warsaw School of Music, where he began learning harmony and counterpoint with Joseph Elsner.

He got married to Annette Dubold in 1824.

At the age of 27, he married the widowed aristocrat Josephine de Beauharnais (she was the mistress of many influential politicians after her husband's death).

She probably never left her hometown.

At the age of seventeen, Ada was introduced to the royal court.

She came from Alexandria, a major Mediterranean port.

The bombs were dropped on Japan on August 6 and 9, 1945.

Beginning in 1718, a period of Vivaldi's travels in Europe began.

In the post-war period, Hemingway suffered from many illnesses: diabetes, severe headaches, high blood pressure and overweight problems. He also abused alcohol.