Summary

The American Cyclopædia — Leavitt…

From 1840 he endeavored to form an anti-slavery party, and he was the chairman of the national committee of the liberty party from 1844 to 1847, and supported their nominees for the presidency in 1844, 1848, and 1852. In 1848 he became managing editor of the “Independent” newspaper, for which he continued to write until a few days before his death. In 1819 he organized in Heath, Mass., the earliest Sunday school in that part of the country. He was the first lecturer sent out by the American temperance society, and delivered the first temperance lecture ever given in New Haven.
Source: Wikisource

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