"وكالة بنكرتون" ونشاطها الأمني في الولايات المتحدة الأمريكية 1850-1899

Abstract

Summary Fast economical developments in the U.S. in second half of nineteenth century contained many social results , such as increasing of stealing and killing crimes , and expand of Labor strikes , which resulted in violence actions , and presented acceptable reason for emergence specialist security agencies , first of them "Pinkerton Agency" , which played important role in all of that , besides that , its role in American Civil War , such as discovering an attempt to kill elected republican president Abraham Lincoln . This research studied all that aspects, focused on period of 1850 -1899 of agency's history.