Sergeant John O'callaghan was assigned to the US Army.
John received the Medal Of Honor
Please contact us with any biographical data, pictures or other information regarding the service and life of John O'callaghan, Medal of Honor recipient.
The contained information on John O'callaghan is gathered and extracted from military records from a variety of sources. This material in no way represents this serviceman's complete military record; we welcome additional material. If you can help add to Sergeant John O'callaghan's military record please contact us. This can include award citations and photos. . .
Do you have items such as papers, photos, uniforms, gear, guns, weapons and other artifacts? Read more and Support Us.
If you have any data on units and those who served we would be interested in adding it to our digital project-library; please Contact Us
One way we promote public education of military history is through our exhibits. View some pictures of recent Exhibits.
Copyright, 2023, Sons Of Liberty Museum, Inc.,
All Rights Reserved