Tuhia he haere tonu mo tenei whitianga - Ko Cowdin te koronel o te 2nd Massachusetts Militia Regiment i te timatanga o te pakanga, a ka tohua hei koronel o te 1st Massachusetts Infantry i te Mei 25, 1861. I arahi ia i tana rerenga i te pakanga o Blackburn's Ford i te Hurae 18, 1861, i uru ia ki te roopu a Iharaira B. Richardson o te wehenga a Daniel Tyler i te Pakanga Tuatahi o Bull Run, i mate ai tana hoiho. I kite hoki ia i te mahi i Williamsburg, i Fair Oaks
Ko Glendale, ko Malvern Hill, ko Chantilly.