Dahomey conquered Allada, the origin for the royal family according to oral tradition, and in 1727 he conquered Whydah. This increased size of the kingdom, particularly along the Atlantic coast, and increased power made Dahomey into a regional power. The result was near constant warfare with the main regional state, the Oyo Empire, from 1728 until 1740. The warfare with the Oyo empire resulted in Dahomey assuming a tributary status to the Oyo empire. Tegbesu, also spelled as Tegbessou, was King of Dahomey, in present-day Benin, from 1740 until 1774. Tegbesu was not the oldest son of King Agaja (1718–1740), but
History of the Kingdom of Dahomey in the 15th century, but significant trade did not start until 1533 when the Portuguese and the city of Grand-Popo signed a trade agreement. There are a number of different folk stories about the founding of the Kingdom of Dahomey. Most scholars believe many of these stories were created or exaggerated in the 18th century to promote the legitimacy of the Dahomey royal regimes at the time and thus may be based only loosely on actual events. The most common founding myth traces the establishment of the kingdom to the royal lineage of Allada. According to this story, there was