History of character has not yet been written.
- This character is a fictional representation of Cardinal Richelieu, a real person. More information on this person can be found at Wikipedia.org.
- Although Cardinal Richelieu was a real person, his portrayal in Alexandre Dumas' Three Musketeers are heavily fictionalized.
- In the Pre-Crisis Multiverse, Earth-Two and Earth-One each had a separate and distinct Richelieu. On the Post-Crisis New Earth, those two characters were combined into one being.
- 4 Appearances of Cardinal Richelieu (New Earth)
- Images featuring Cardinal Richelieu (New Earth)
- Quotations by or about Cardinal Richelieu (New Earth)
- Character Gallery: Cardinal Richelieu (New Earth)
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