On January 13, 1807, Union General Napoleon Bonaparte Buford is born in Woodford, Kentucky. Buford held many commands in the West and was a hero at the Battle of Belmont, Missouri, early in the war.

Confederate General Robert Edward Lee is born in Westmoreland County, Virginia. Lee commanded the Army of Northern Virginia during most of the Civil War and his battlefield leadership earned him a reputation as a renowned military leader.

Aaron Burr, a former U.S. vice president, is arrested in Alabama on charges of plotting to annex Spanish territory in Louisiana and Mexico to be used toward the establishment of an independent republic.

On March 2, 1807, the U.S. Congress passes an act to “prohibit the importation of slaves into any port or place within the jurisdiction of the United States…from any foreign kingdom, place, or country.” It would go into effect at the start of the following year.

President Thomas Jefferson receives a subpoena to testify in the treason trial of his former vice president, Aaron Burr, on June 13, 1807. In the subpoena, Burr asked Jefferson to produce documents that might exonerate him.

Former U.S. vice president Aaron Burr is acquitted of plotting to annex parts of Louisiana and Spanish territory in Mexico to be used toward the establishment of an independent republic. He was acquitted on the grounds that, though he had conspired against the United States, he was not guilty of treason because he had not engaged in an “overt act,” a requirement of the law governing treason. Nevertheless, public opinion condemned him as a traitor, and he fled to Europe.

On November 24, 1807, Mohawk Chief Thayendanegea, also known by his English name, Joseph Brant, dies at his home in Burlington, Ontario. Before dying, he reportedly said, “Have pity on the poor Indians. If you have any influence with the great, endeavour to use it for their good.”