[3] Following completion of training, the unit was garrisoned at Martinsburg, Audrain County, Missouri to protect the Hannibal and St. Joseph Railroad from attack by Confederate bushwhackers.

As a result, in February 1862 William Bishop was court-martialed on serious charges such as conduct unbecoming an officer, falsifying a muster roll, neglect of duty, and incompetence.

[8] Hoping to repair the damage to his reputation and career, in the spring of 1862 Bishop gathered letters of support and documentation pertaining to his acquittal and traveled to Washington D.C..

[3] Some time later he would be appointed Provost Marshal and port supervisor, positions he held until being elected Missouri's 9th State Treasurer in November 1864 as a member of the Radical Union Party.

[2] His term in office was unremarkable in any specific achievement, save for securing salary increases for his assistants and managing the funds for Missouri's post-Bellum recovery.