Julia Chinn, was an octoroon slave (one-eighth African, seven-eighths European in ancestry), born into slavery around 1790.[6][7] Some historians have accepted the possibility that the legislature intended to name the county seat after Francis Burt, the first Governor of the Nebraska Territory.[8] Shortly after being founded, the name was changed to Tecumseh after the Native American Chief said to have been killed by Johnson during the Battle of the Thames.The Nebraska Territorial Legislature established Tecumseh as the county seat in February 1857.[9] According to the United States Census Bureau, the city has a total area of 1.50 square miles (3.88 km2), all land.About 34.6% of all households were made up of individuals, and 21.1% had someone living alone who was 65 years of age or older.