Here are links to codes of ethics and pledges worldwide from ancient times to the early 20th century. (Related topics: For constitutions, treaties, and other American declarations of principles, promises, and so on, refer to Historic American Documents category in the Honesty Government blog.)
- Late Mediaeval Oaths for Kings of Arms, Heralds, and Pursuivants
- 19th-century Teetotal/Abstinence Pledge Cards of early temperance societies (Univ. of Central Lancashire website)
- Versions of the U.S. Pledge of Allegiance and its history
- Chinese Physician Commandments (from An Orthodox Manual of Surgery, circa 1613, Chen Shih-Kung)
- Hippocratic Oath (NOVA)
- Oath of Maimonides
- American Medical Association Code of Ethics: AMA Code of Ethics 1903
HEBREW OATH
CHINESE OATHS AND CANONS