| Keyword | Type | See | See also | Notes |
|---|---|---|---|---|
| Inventories | Keyword | |||
| Investments | Keyword | |||
| Invocation | Keyword | |||
| Inyanga sites | Place | |||
| Iodine deficiency diseases | Keyword | |||
| Iowa | Ethnic group | |||
| Iowa | Place | United States | ||
| Ipili | Ethnic group | |||
| Ipiutak culture | Keyword | |||
| Iqwaye | Ethnic group | Yagwoia | ||
| Iraligar | Ethnic group | Irula | ||
| Iran | Country | |||
| Iranian languages | Keyword | |||
| Iranians | Ethnic group | |||
| Iraq | Country | |||
| Iraqi | Ethnic group | |||
| Iraqw | Ethnic group | |||
| Ireland | Country | |||
| Irian Jaya | Place | |||
| Iris (eye) | Keyword | |||
| Irish | Ethnic group | |||
| Irish Creek site | Place | |||
| Irkutsk | Place | Russian Federation | ||
| Iron | Keyword | |||
| Iron age | Keyword | |||
| Iron implements | Keyword | |||
| Iron in the body | Keyword | |||
| Iron industry and trade | Keyword | |||
| Iron ore mines and mining | Keyword | |||
| Iron working | Keyword | |||
| Ironwork | Keyword | |||
| Iroquoian Indians | Ethnic group | |||
| Iroquoian languages | Keyword | |||
| Iroquois | Ethnic group | |||
| Irredentism | Keyword | |||
| Irrigation | Keyword | |||
| Irrigation equipment | Keyword | |||
| Irrigation networks | Keyword | |||
| Irula | Ethnic group | |||
| Irulan | Ethnic group | Irula | ||
| Irular | Ethnic group | Irula | ||
| Irulu | Ethnic group | Irula | ||
| Isawagh | Ethnic group | Berbers | ||
| Ishan | Ethnic group | |||
| Ishir | Ethnic group | Chamacoco | ||
| Ishira | Ethnic group | Chamacoco | ||
| Isira | Ethnic group | Chamacoco | ||
| Islam | Keyword | Jihad Mameluke Muslims Ramadan Swahili coast culture | ||
| Islamic architecture | Keyword | |||
| Islamic empire | Keyword |