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Columbia Encyclopedia

Columbia Electronic Encyclopedia, published by Columbia University Press
The Columbia Electronic Encyclopedia contains entries on people, places, events, historical facts and terms, with bibliographies for further reading.
On this page: Ipswich to irrigation.
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Title Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9
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Ipswich (city, England)
Ipswich (town, United States)
Iqaluit (city, Canada)
Iquique (city, Chile)
Iquitos (city, Peru)
Ir (symbol)
Ira (in the Bible)
Iráklion (city, Greece)
Iran (country)
Iran hostage crisis (historical event, Iran/United States)
Iran-contra affair (historical event, United States/Iran)
Iran-Iraq War (war, Iran/Iraq)
Irapuato (city, Mexico)
Iraq (country)
Irazú (volcano, Costa Rica)
Ireland (island, Northern Ireland)
Ireland, Church of (church, Protestantism, Ireland/Northern Ireland)
Ireland, National University of (university, Ireland)
Ireland, Northern (region, Northern Ireland)
Ireland, Republic of (country, Ireland)
Iri (former city, South Korea)
iridescence (in optics)
iridium (metal, element)
Iris (in Greek mythology)
iris (in botany)
Irish Land Question (historical event, Ireland/England)
Irish language (language, Ireland)
Irish literary renaissance (movement, Ireland)
Irish Republican Army (organization, Ireland)
Irish Sea (body of water, the Atlantic Ocean/Ireland/England)
iritis (condition)
Irkutsk (city, Russia)
iron (metal, element)
Iron Age (period, industry)
Iron Gate (body of water, Serbia/Romania)
Iron Guard (organization, Romania)
iron lung (mechanical device)
ironclad (vessel)
Ironton (city, Ohio)
irony (in literature)
Iroquoian (language, North America)
Iroquois Confederacy (tribe, North America)
irredentism (movement, Italy)
irrigation (technique)