22 May 1859
The author of Sherlock Holmes and field doctor in the South African War of 1899-1902, Arthur Conan Doyle, was born at Picardy Place, Edinburgh in 1859. The son of Charles Altamont Doyle and Mary Foley-Doyle, he studied medicine at Edinburgh University where he graduated as a doctor in 1885. After graduation Doyle practiced medicine at Southsea near Portsmouth in Hampshire until 1891. During the South African War, Doyle served as a doctor in a field hospital. It is during this period that he wrote The Great Boer War. In 1902 Doyle returned to England.  On 7 July 1930 Doyle died of heart disease.
References

Literature Collection, ‘Arthur Conan Doyle - Biography & Works’, from Literature Collection, [online], Available at www.literaturecollection.com [Accessed: 24 April 2012]|Boddy-Evans A. ‘This Day in African History: 22 May’, from About.com African History, [online], Available at www.africanhistory.about.com [Accessed: 24 April 2012]