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Sri Lanka (then Ceylon) first witnessed electricity in 1882 when SS Helios docked in Colombo for a local electricity exhibition. [ 5 ] In 1890, using a diesel generator the first electric bulb in Ceylon was lit with electricity in the Billiard Room of Bristol Hotel in Colombo , before electric lights became an established commercial product.
1971 JVP insurrection: Marxist insurrection conducted by the Janatha Vimukthi Peramuna against the government of Sri Lanka. 1972: Sri Lanka becomes a republic, and country's name Ceylon was changes to Sri Lanka: 1983 24–30 July Black July by the government and Sinhalese mobs; Beginning of the Sri Lankan Civil War: 1987 29 July Signing of the ...
1962 Nick Holonyak Jr. develops the first practical visible-spectrum (red) light-emitting diode. 1963 Kurt Schmidt invents the first high pressure sodium-vapor lamp. [18] 1972 M. George Craford invents the first yellow light-emitting diode. 1972 Herbert Paul Maruska and Jacques Pankove create the first violet light-emitting diode.
Services accounted for 58.2% of Sri Lanka's economy in 2019 up from 54.6% in 2010, industry 27.4% up from 26.4% a decade earlier and agriculture 7.4%. [41] Though there is a competitive export agricultural sector, technological advances have been slow to enter the protected domestic sector. [42]
The Lanka Hospitals Corporation: 22,351: 0.63 Health Care Equipment and Services: 1997 [39] Teejay Lanka: 22,147: 0.62 Consumer Durables and Apparel: 2000 [40] Brown and Company: 21,422: 0.60 Capital Goods: 1892 [41] Dilmah Ceylon Tea Company: 20,986: 0.59 Food, Beverage and Tobacco: 1981 [42] Sunshine Holdings: 20,909: 0.59 Food, Beverage and ...
Ethnic conflict and reconciliation in Sri Lanka (University of Hawaii Press, 1987). Mills, Lennox A. (1933). Ceylon Under British Rule, 1795–1932. Oxford U.P. ISBN 9780714620190. Nubin, Walter (2002). Sri Lanka: Current issues and historical background. Nova Publishers. ISBN 978-1-59033-573-4. Peebles, Patrick (2006). The History of Sri Lanka ...