Index: Papers of John Adams, Volume 21, I
- Ickwell, England
- Immigration
- Inca Empire
- Independent Chronicle (Boston)
- India
- Indiana Territory
- Indian Ocean
- Ingraham, Capt. Joseph (of the Hope)
- Inner Temple
- Innes, Harry (Ky. politician)
- Insurance
- Interest
- Investments
- Iredell, James (U.S. Supreme Court justice)
- Ireland
- Iroquois Nation
- Irvine, William (Penn. representative)
- Isaacs, Ralph, Jr. (New Haven lawyer)
- Issanier, Jacoben (Amer. sailor)
- Istria, Italy
- Italy
- Ivernois, François d’ (Swiss publisher and lawyer)
- Izard, Ralph (S.C. senator)