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Events on Thursday 29 May 1919 1
1919The Eddington eclipse expeditionStarlight bent by the Sun, photographed from Principe and BrazilArthur Eddington took his plates during the total eclipse of 29 May 1919 while a second team worked in Sobral. The measured deflection matched general relativity rather than Newton. Eddington, a Quaker pacifist, had pushed the expedition partly to heal British and German science.