Scottish emigrant and abolitionist Allan Pinkerton founded America's first detective agency and successfully brought down some of the country's most ruthless criminals. But in 1874 he tried to ...

Pinkerton agent Kate Warne saved Abraham Lincoln’s life in the first known attempt on it and was hailed as “the greatest detective in ... of the famous Pinkerton Agency. Today it is best ...

Scottish emigrant and abolitionist Allan Pinkerton founded America's first detective agency and successfully brought down some of the country's most ruthless criminals. But in 1874 he tried to ...