Allan Pinkerton, The spy in the rebellion; being a true history of the spy system of the United States Army during the late rebellion, revealing many secrets of the war hitherto not made public, compiled from official reports prepared for President Lincoln , General McClellan and the Provost-Marshal-General .

[138] Men who formerly occupied places of dignity, power and trust were now regarded as objects of suspicion, whose loyalty was impeached and whose actions it was necessary to watch. Aristocratic ladies, who had previously opened the doors of their luxurious residences to those high in office and who had hospitably entertained the dignitaries of the land, were now believed to be in sympathy with the attempt to overthrow the country, and engaged in clandestine correspondence with Southern leaders. The criminal classes poured in from all quarters, and almost every avenue of society was penetrated by these lawless and unscrupulous hordes. An adequate idea can be formed of the transformation which had been effected within a few short weeks in this city of national government.

On the day following my arrival I wended my way to the White House and sought an interview with the President. Around the executive mansion everything was in a state of activity and bustle. Messengers were running frantically hither and thither; officers in uniform were gathered in clusters, engaged in animated discussions of contemplated military operations; department clerks were bustling about, and added to these was a crowd of visitors, all anxious, like myself, to obtain an interview with the Chief Executive.

I was not required to wait an unusual length of time, and I was soon ushered into the presence of