This collection relates to Isadore S. Jachman and his service in the Army in the European Theater during World War II. He received the Medal of Honor after defending the town of Flamierge in Belgium from a German attack on January 4, 1945. The collection contains a photocopy of the posthumously received Medal of Honor certificate and a document from the White House explaining the incident for which Jachman received the award. Both the certificate and document are signed by President Harry Truman. The collection also includes a list of medals received by Jachman related to this collection that are now at the National Museum of American Jewish Military History.