He attended Phillips Exeter Academy starting at the age of twelve in 1788 and in 1795 graduated from Dartmouth College.
[1][2] Emery taught at Phillips Exeter for a year in 1797, with Daniel Webster being one of his students,[3] before beginning his legal practice in Parsonsfield, Maine.
King William I of the Netherlands had, as a neutral arbiter, drawn a border line between the two countries.
In order to ease negotiations between the two countries, the government of Maine proposed to yield all territory north of the Saint John River and east of Saint Francis River to the federal government, in return for one million acres (4,000 km2) of land in the Michigan Territory.
[6] On October 22, 1834, Governor Robert P. Dunlap appointed him as an associate justice of the Maine Supreme Judicial Court to replace Nathan Weston, who was being elevated to the position of Chief Justice, and he served until October 21, 1841.