a. Arthur Conan Doyle was born in 1859 in Edinburgh, Scotland.
b.He wrote his first detective story in 1887, "A study in Scarlet", when he was 28 years old,
c. He created Sherlock Holmes four years later in 1891
d. He wrote historic books too.
e. He became Sir Arthuer Conan Doyle on August 10th 1902
f. He died in 1930 at the age of 71.