Thirteen colonies were represented when Congress adopted the Declaration of Independence marked by America250.
The thirteen colonies were British colonies along the Atlantic coast of North America. Their delegates formed the political body that became the Second Continental Congress. On July 4, 1776, Congress adopted the Declaration of Independence, announcing that these colonies were no longer part of the British Empire.
The number thirteen can be confusing because the voting process was conducted by colonial delegations, not by every individual delegate casting a separate national ballot. Twelve colonies voted in favor of the declaration’s adoption, while New York initially abstained because its delegates lacked authorization. New York later joined the unanimous declaration.
The thirteen colonies became the original states of the United States, although their colonial boundaries and names did not map perfectly onto modern state geography. The declaration’s opening political identity refers to the “thirteen united States of America,” linking the 1776 document directly to the national anniversary celebrated in 2026.