January 1900

january 2 – u.s. secretary of state john hay announces open door policy promote american trade china.
january 5 – dr. henry a. rowland of johns hopkins university announces theory cause of earth s magnetism.
january 6 – second boer war: boers attempt end siege of ladysmith, leads battle of platrand.
january 9 – s.s. lazio, italian professional sports club, founded in rome.
january 14

puccini s opera tosca premieres in rome, italy.
the u.s. senate accepts british-german treaty of 1899, in united kingdom renounced claims american samoa portion of samoan islands.




second boer war: boers @ spion kop, 1900



january 24 – second boer war: @ battle of spion kop, boer troops defeat british army.


boxer soldiers



january 27 – boxer rebellion: foreign diplomats in peking, qing dynasty china, demand boxer rebels disciplined.
january 31 – datu muhammad salleh, leader of mat salleh rebellion in north borneo, shot dead in tambunan.