Key figures: Thomas Jefferson, John Adams, Benjamin Franklin, Robert R. Livingston, Roger Sherman, Richard Henry Lee
Summary
The Declaration of Independence is the foundational document by which the Second Continental Congress announced and justified the separation of the thirteen American colonies from Great Britain. Virginia delegate Richard Henry Lee introduced the resolution calling for independence on June 7, 1776. Congress appointed a Committee of Five on June 10 — comprising Thomas Jefferson, John Adams, Benjamin Franklin, Robert R. Livingston, and Roger Sherman — to draft a formal statement. Jefferson was designated the primary author and produced his draft between June 11 and 28; Adams and Franklin made substantive revisions before the draft was submitted to Congress.
The full Congress debated and revised the text over July 3 and the morning of July 4. On July 2, the Congress had already voted to approve the Lee Resolution severing political ties with Britain; on July 4, 1776, the Declaration itself — setting out the philosophical justification and specific grievances — was formally adopted by twelve delegations (New York abstained and ratified on July 19). The engrossed parchment copy was signed by 56 delegates beginning on August 2, 1776.
The document is structured in three principal parts: a preamble asserting natural-rights philosophy derived from Enlightenment thought; a list of twenty-seven specific grievances against King George III; and a concluding resolution of independence. The preamble’s assertion that “all men are created equal” and endowed with unalienable rights to “Life, Liberty and the pursuit of Happiness” became among the most influential phrases in modern political history.
Significance
The Declaration of Independence established the philosophical and legal foundation for American sovereignty, making explicit the Enlightenment principles of natural rights and popular sovereignty that underpinned the new republic. Its adoption on July 4 triggered recognition-seeking diplomatic missions to European powers and ultimately secured a French alliance that proved decisive in the Revolutionary War. Beyond its immediate political effect, the document’s language on equality and unalienable rights was cited by later reform movements — including abolitionists, suffragists, and civil rights leaders — as a standard against which American practice could be measured. It directly influenced subsequent declarations and constitutions worldwide, including the French Declaration of the Rights of Man and of the Citizen (1789) and numerous nineteenth-century independence movements.
Sources
- Declaration of Independence (1776) — National Archives
- Declaration of Independence — Britannica
- The Declaration of Independence, 1776 — Office of the Historian, U.S. Department of State
- The Committee of Five — Monticello / Thomas Jefferson Foundation
- June 7, 1776 to January 18, 1777 — Library of Congress Exhibit