Edison's Light Bulb (1879): Lighting the World with Electricity
Edison's team produced a practical high-resistance carbon-filament lamp and built an electric lighting system around it, while Joseph Swan developed a rival lamp in Britain.
Era · c. 1800 – 1945
Industry, science and global conflict: the century and a half that built the modern world.
Edison's team produced a practical high-resistance carbon-filament lamp and built an electric lighting system around it, while Joseph Swan developed a rival lamp in Britain.
The British garrison held the post through the night; the Zulu force withdrew at dawn on 23 January.
Decisive Zulu victory; the British centre column's camp was overrun and more than 1,300 men on the British side were killed.
Britain defeated the Zulu army at Ulundi, captured Cetshwayo and broke up the Zulu kingdom, which was annexed in 1887.
Boer victory; the Pretoria Convention of 1881 restored Transvaal self-government under British suzerainty.
Alexander II died of his wounds the same afternoon; the conspirators were hanged and his son Alexander III began a long period of reaction.
The Mahdist state ruled most of Sudan for 13 years before Anglo-Egyptian forces destroyed it in 1898-1899.
By 1914 European states controlled about 90 per cent of Africa; only Ethiopia and Liberia remained independent.
The French canal company went bankrupt in 1889 after the deaths of an estimated 20,000 or more workers, and the resulting Panama scandal discredited many French politicians.
British victory; Urabi was exiled and Britain occupied Egypt, keeping troops there until 1956.
The station supplied direct-current electricity to paying customers in Lower Manhattan, proving the central-station model on which the electric utility industry was built.
Koch showed that Mycobacterium tuberculosis causes tuberculosis, giving decisive support to the germ theory of disease and founding modern bacteriology.