sentences:  In his 1814 work, "Thoughts in a Series of Letters, in Answer to a Question Respecting the Division of the States", Lowell advocated that all states admitted after the original thirteen be expelled from the Union.After the war Lowell abandoned politics, and won for himself the title of "the Columella of New England" by his interest in agriculture — he was for many years president of the Massachusetts Agricultural Society.He was elected a Fellow of the American Academy of Arts and Sciences in 1804.