Unyeada is an ancient riverine settlement (Kingdom) located in western part of Obolo Land, administratively in Andoni Local Government Area of Rivers State, Nigeria.
Similarly, using Regression Analysis and the assumption of 2.5 percent annual growth rate, the population of Unyeada Kingdom was estimated at 93,053 by 2002.
[4] Andoni after Nigerian Independence was divided into three Clans (Unyeada, Ngo and Okorotte) in the Eastern Region, Nigeria.
Presently, There are many communities that made up Unyeada Kingdom, prominent towns include, Isiodum, Egbomu, Dema, Ibot-irem, Samanga and Ajakajak.
They are believed to be among the first settlers in the Eastern Delta, King Edabiri and his men discovered upper Andoni River and settled at a place called Ebon-Isebeke and later to Ebon-Akpon, (the site of Old Unyeada).
[5] Another account claimed the migration took them along with other Obolo leaders, Ede, Asa, Alama, Efop, and Abah through to Urombi (Ramby) in the coastal contraption of the present Nigeria-Cameroon border, where they were faced with economic hardship as a result of war with the Bantu peoples before receding westward to Eastern Delta where they are today.
Thus, Old Unyeada was by its strategic location in the Trans-Atlantic trade route, potends an economic and historical relevance in Eastern Delta and Obolo (Andoni) leadership.
The young King Otuo Ogbalakon inherited a well-organized monarchy and was trained in the mastery of warfare of Old Unyeada.
Though, King Otuo Ogbolakon ascended the throne at a tender age but he was able to reorganized some traditional institutions and safeguards such as the Ofiokpo cult and Emen Ogbologbo in Old Unyeada.
Old Unyeada oral evidence proved that King Otuo Ogbalakon eventually tested his royal power of Eda Dynasty.
The quest to control the trade in Africa by the European superpowers was the major factor that breeds competition and belligerent among different Kingdoms in the Eastern Niger Delta.
In retaliation, King Otuo Ogbalakon led the famous trade blockage against the Bonny traders preventing them from accessing the hinterland markets through the Unyeada territory.
Due to the effect of the seven years war, King Otuo Ogbalakon relocated the Unyeada which was at that time the Seat of power of Obolo people.
Obolo people occupied the longest stretch of the Niger Delta coastal area, they are predominantly fishermen and are widely spread across the Gulf of Guinea .
Before the advent of Christianity, It was regarded as a taboo in Obolo tradition for a fisherman to solely eat or sells his biggest catch.
Another important part of the festival is the sharing of a sacred feast called "Ogo" which is usually prepared by certain octogenarian women known as "Ugane-Ukuru-ekwet", the meal is madeup of local salad with smoked fish (preferably of Barracuda specie) which is served with locally refined gin among the chiefs and elders of each lineages (Ibirinya) of the Kingdom.
A Nigerian cuisine known as Native soup (Adaijong) originated from Andoni Local Government Area of Rivers State.
The "Ijimangi", is a spectacular procession of Unyeada warriors of different age group usually dressed in traditional george wrapper forming a colorful.
[citation needed] Other events include a swimming competition, the "Miss Ijok-Irin Beauty Pageant" and an art exhibition.