Igbo

The Igbo live mainly in south eastern Nigeria — Abia, Anambra, Ebonyi, Enugu and Imo — with long-established communities in Delta and Rivers and traders settled in almost every Nigerian city. Historically most Igbo communities governed themselves without kings. Authority was shared between lineage heads, age grades, title societies such as ọzọ and village assemblies where free men debated until consensus formed, a structure colonial officials misread badly when they imposed warrant chiefs in the early twentieth century.

Commerce is central to Igbo life. The markets of Onitsha, Aba and Nnewi are among the largest in West Africa, and the ìgbà bòi apprenticeship system, in which a young trader serves a master for years before being settled with capital of his own, has reproduced businesses across the country for generations. The Igbo are overwhelmingly Christian today, with Catholic and Pentecostal traditions both strong, though masquerade societies, the new yam festival and kola nut rites remain part of community life. The memory of the Biafran war of 1967 to 1970 and the rebuilding that followed still shapes how many Igbo describe their place in Nigeria.

Igbo history has no single founding kingdom comparable to Ifẹ̀ or Kano. Archaeological finds at Igbo-Ukwu, dated to around the ninth or tenth century, show sophisticated bronze-casting and long-distance trade centuries before European contact, and are associated with the ritual authority of the Èzè Nri, the priest-king of the Nri kingdom, whose religious influence over purification and title-taking spread across much of Igboland without ever amounting to direct political rule. Beyond Nri's ritual reach, the great majority of Igbo communities developed as autonomous village-groups — sometimes called village republics — each governing its own affairs. Some border communities, notably around Onitsha, Oguta and Aboh, did adopt kingship (obi/eze) titles, likely through contact with Igala and other neighbouring monarchies along the Niger. The transatlantic and trans-Saharan slave trades drew heavily on the region through the ports of Bonny and Calabar, and the aftermath of the Nigerian Civil War (1967–1970), fought substantially over the secession of the Republic of Biafra, remains a defining and still-contested chapter for many Igbo communities.

The basic units are the ụmụnna (patrilineage), the extended family compound and the village-group (obodo), traditionally administered by councils of elders, age grades (ọtụ ogbo) responsible for communal labour and security, and title societies such as ọzọ and nze that confer status through demonstrated wealth and moral standing rather than birth alone. Women's associations, including age-based and market-based groups, historically held real influence, as shown by the Women's War of 1929 against warrant chiefs and taxation. Recognised subgroups and clusters include Onitsha, Owerri, Ọnịchị, Nri-Awka, Aro, Ohafia, Abakaliki (Ezza and related groups) and the Igbo communities of Delta and Rivers such as Ika and Ndoni, each with local variation in dialect and custom.

Traditional Igbo religion centres on Chukwu (or Chineke), the supreme creator, alongside a range of deities and spirits (alụsị) tied to land, rivers and lineage, and on ancestor veneration expressed through Ọzọ title rites and communal shrines. Ala, the earth goddess, governs morality, fertility and the land itself and remains one of the most widely honoured deities. These beliefs continue to be practised today, often alongside Christianity, particularly in masquerade (mmanwụ) societies, divination and new yam festival rites, even as most Igbo now identify as Christian.

The Ị̀wá Jí (new yam festival) marks the harvest and is celebrated across Igboland with feasting, dancing and masquerade displays. Marriage (ị́gbà nkwụ) involves formal introduction between families, payment of bride price and a palm wine carrying ceremony in which the bride identifies her husband from a seated group. Naming ceremonies (ịgụ aha) are held some days after birth. Kola nut (ọjị) presentation and breaking opens virtually every formal gathering, and staple foods include pounded cassava (fufu), garri, and soups such as ọfe ọnụgbụ (bitterleaf) and ọfe egusi.