LLMpediaThe first transparent, open encyclopedia generated by LLMs

James Tallmadge Jr.

Generated by DeepSeek V3.2
Note: This article was automatically generated by a large language model (LLM) from purely parametric knowledge (no retrieval). It may contain inaccuracies or hallucinations. This encyclopedia is part of a research project currently under review.
Article Genealogy
Parent: Missouri Compromise Hop 4
Expansion Funnel Raw 35 → Dedup 0 → NER 0 → Enqueued 0
1. Extracted35
2. After dedup0 (None)
3. After NER0 ()
4. Enqueued0 ()
James Tallmadge Jr.
NameJames Tallmadge Jr.
CaptionPortrait of James Tallmadge Jr.
StateNew York
District4th
Term startMarch 4, 1817
Term endMarch 3, 1819
PredecessorJohn B. Yates
SuccessorJohn B. Yates
Office2Lieutenant Governor of New York
Governor2John Trumbull Jr.
Term start21825
Term end21826
Predecessor2Erastus Root
Successor2Nathaniel Pitcher
Birth dateJanuary 28, 1778
Birth placeStamford, Connecticut
Death dateSeptember 29, 1853
Death placeNew York City
PartyDemocratic-Republican
SpouseLaura Tallmadge
Alma materBrown University
ProfessionLawyer, Politician

James Tallmadge Jr. was an American politician, lawyer, and staunch opponent of the expansion of slavery in the United States. He is best known for introducing the Tallmadge Amendment in 1819, a pivotal legislative proposal that ignited the first major national debate over slavery's westward expansion and foreshadowed the Missouri Compromise. A native of Connecticut and graduate of Brown University, Tallmadge served as a U.S. Representative from New York and later as Lieutenant Governor of New York. His amendment, though ultimately unsuccessful, cemented his place as a significant early figure in the anti-slavery movement in Congress.

Early life and education

James Tallmadge Jr. was born on January 28, 1778, in Stamford, Connecticut, to Colonel James Tallmadge and Susannah Tallmadge. He pursued his early education in local schools before enrolling at Brown University in Providence, Rhode Island, where he graduated in 1798. Following his graduation, he moved to the bustling city of New York City to study law, a common path for aspiring professionals in the early Federalist Era. Admitted to the bar, he established a successful legal practice, which provided the foundation for his subsequent entry into public service and politics within the state of New York.

Political career

Tallmadge's political career began at the state level, where he served as a member of the New York State Assembly from 1818 to 1821. His political ascent continued when he was elected as a Democratic-Republican to the Fifteenth Congress, representing New York's 4th congressional district. During his single term from 1817 to 1819, he served on several committees and quickly gained a reputation for his oratory skills and firm principles. His tenure in the United States House of Representatives was dominated by the monumental debate surrounding the admission of the Missouri Territory as a state, during which he delivered his most famous and consequential speech in February 1819.

Tallmadge Amendment

On February 13, 1819, during a debate on enabling legislation for the Missouri Territory, Tallmadge proposed an amendment that would radically alter the future of slavery in the prospective state. The Tallmadge Amendment contained two key provisions: it prohibited the further introduction of slavery into Missouri and mandated the gradual emancipation of enslaved children already there upon reaching the age of twenty-five. The proposal triggered an intense and acrimonious sectional debate in Congress, pitting representatives from Northern states against those from the South. Although the amendment passed in the House, it was defeated in the Senate, leading to a legislative deadlock. This crisis was ultimately resolved by the Missouri Compromise of 1820, but Tallmadge's amendment is widely regarded as the opening salvo in a national political conflict over slavery that would culminate in the American Civil War.

Later career and legacy

After leaving Congress, Tallmadge remained active in public life. He served as the Lieutenant Governor of New York under Governor John Trumbull Jr. from 1825 to 1826. He was also a prominent figure in New York society, serving as president of the New York University council and as a vice president of the American Bible Society. In his later years, he retired from active politics but remained a respected elder statesman. James Tallmadge Jr. died on September 29, 1853, in New York City. His legacy rests almost entirely on his bold stand against the expansion of slavery with the Tallmadge Amendment, an act that transformed him from a relatively obscure congressman into a central figure in the antebellum sectional struggles and a forerunner of the Republican Party's later political stance.

Category:1778 births Category:1853 deaths Category:American abolitionists Category:Members of the United States House of Representatives from New York (state) Category:Lieutenant Governors of New York (state)