- 1756
| Feb 06 | Aaron Burr is born in Newark, NJ. His father is the president of the College of New Jersey, later renamed Princeton. | Ref: 87 |
- 1757
| Sep 24 | (Burr) Aaron Burr, Sr, dies of the fever. Ref | |
- 1775
| Sep 13 | (thru Nov 9th) Aaron Burr serves as a volunteer during Benedict Arnold's "March to Quebec". Ref | |
- 1776
| Jun 22 | Aaron Burr becomes an aide-de-camp to General Putnam. Ref | |
- 1777
| Jan 04 | Aaron Burr is commissioned a Lieutenant Colonel of Malcolm's Regiment. Ref | |
- 1778
| Jun 19 | Aaron Burr commands a brigade during the Monmouth campaign in the Revolutionary War. Ref | |
- 1779
| Mar 03 | Aaron Burr resigns his commission citing ill health. Ref | |
| Mar 10 | (Burr) General Washington accepted Colonel Aaron Burr's resignation with regrets. Ref | |
- 1782
| Apr 10 | (Burr) (day unspecified) Aaron Burr stood his bar examination in Albany and was admitted to practice as a counsellor. Ref | |
| Jul 10 | (Burr) (day unspecified) Aaron Burr is married to Theodosia Prevost, a widow ten years his senior and the mother of five children. Ref | |
- 1783
| Jun 10 | (Burr) (day unspecified) Aaron Burr's daughter, Theodosia, is born. Ref | |
- 1801
| Feb 02 | (Burr) Aaron Burr's daughter, Theodosia, is married to Joseph Alston of Charleston, SC, of which State he was soon to become Governor. Ref | |
| Feb 11 | (Burr) The House of Representatives began to ballot as to whether Aaron Burr or Thomas Jefferson should be President. On the thirty-sixth ballot Jefferson chosen President. Burr became Vice-President. Ref | |
| Feb 17 | The House of Representatives broke an electoral tie between Thomas Jefferson and Aaron Burr, electing Jefferson president; Burr became vice president. | Ref: 5 |
- 1802
| Jan 15 | (Burr) Aaron Burr assumes the office of Vice President. Ref | |
| May 29 | (Burr) Aaron Burr's daughter, Theodosia, gives birth to her son, Aaron Burr Alston. Ref | |
- 1804
| Jul 11 | Aaron Burr shot Alexander Hamilton to death in their famous duel in Weehawken, New Jersey. Samuel Broadhurst, a relative of Burr’s, had tried to negotiate a settlement between the two, but Burr offered the challenge and the duel ensued. Burr won by drawing first blood with his swift sword, a gun, in this case. | Ref: 4 |
| Jul 12 | Alexander Hamilton, 49, dies from wounds received in a duel with Aaron Burr. | Ref: 87 |
- 1805
| Feb 04 | (thru Mar 1st) As Vice-President, Aaron Burr presides over the Senate impeachment trial of Judge Samuel Chase. | Ref: 87 |
| Feb 05 | Aaron Burr resigns the Senate after giving a sensation-causing speech. He is penniless and politically powerless. | Ref: 87 |
| Apr 10 | Aaron Burr leaves Washington via horseback for Pittsburgh. | Ref: 87 |
| Apr 29 | Aaron Burr arrives in Pittsburgh. | Ref: 87 |
| Apr 30 | Aaron Burr Burr and a companion, acting as his secretary, set off down the Ohio River on a sixty-foot houseboat. | Ref: 87 |
| May 05 | Aaron Burr Burr arrives in Marietta, Ohio. Fourteen miles south of Marietta, Burr lands on Blennerhassett Island. He dines and stays with the Blennerhassetts until 11 o'clock, then continues on his voyage. | Ref: 87 |
| May 30 | Aaron Burr Burr arrives in Nashville, where he is greeted with public balls and dinners. He stays four days as the guest of General Andrew Jackson. | Ref: 87 |
| Jun 10 | (day unspecified) Aaron Burr meets with General Wilkinson, the new Governor of the Louisiana Territory, at Fort Massac. Wilkinson outfits Burr with "an elegant barge" and gives him letters of introduction to Wilkinson's friends in New Orleans. | Ref: 87 |
| Jun 25 | Aaron Burr lands in New Orleans. He meets with wealthy merchant (and friend of Wilkinson), Daniel Clark. He is feasted with banquets and balls. Burr stays three weeks. | Ref: 87 |
- 1806
| Jul 29 | Aaron Burr sends a letter in cipher to General Wilkinson in New Orleans announcing he had "commenced the enterprise" and that "detachments from different points and under different pretences will rendevous on the Ohio" River on November 1. Burr writes that the troops will be at Natchez in early December to meet Wilinson. "The gods invite to glory and fortune," Burr says. | Ref: 87 |
| Sep 10 | (day unspecified) Aaron Burr his daughter Theodosia, Theodosia's child, and Colonel Dupiester reach Pittsburgh, and began a trip down the Ohio River. Burr and Dupiester occassionally leave the boat to guage sentiment for their enterprise in the surrounding countryside. On one of these visits, in Washington County, Pennsylvania, Burr discloses plans that shock the patiotism of his host, Colonel Morgan. Morgan communicates his concerns to President Jefferson. | Ref: 87 |
| Sep 15 | (day unspecified) On Blennerhassett Island, Burr makes plans for a large-scale expedition. He contracts for fifteen boats, capable of carrying 500 men, as well as for provisions. He continues his travels through Ohio, Kentucky, and Tennessee. In Nashville, he contracts for the building of six boats, and deposits money with Andrew Jackson to pay for them. He also purchases 400,000 acres of land on the Washita River. Blennerhassett writes letters suggesting the Western states would be better off without the Atlantic states. | Ref: 87 |
| Oct 10 | (day unspecified) General Wilkinson receives Aaron Burr's ciphered July letter, as well as one from Senator Jonathan Dayton asking, "Are your numerous associates ready?" Burr's messenger, Samuel Swarthout, tells Wilkinson that Burr will lead 7,000 armed men on an attack against the Mexican provinces. Wilkinson decides to actively oppose Burr's plans. He prepares New Orleans for a possible attack and sends a messenger to inform the President of Burr's plans. He says Burr's troops will sail from New Orleans on February 1 and land in Vera Cruz, to begin a march to Mexico City. Meanwhile, Burr, Alston, and Blennerhassett meet in Lexington, Kentucky. Newspapers in the West begin discussing Burr's schemes. Some denounce him as a traitor, and accuse him of plotting the breakup of the Union. | Ref: 87 |
| Nov 10 | (day unspecified) Joe Daviess, a Federalist district attorney in Kentucky, asks for a court order to compel Burr to answer questions before a grand jury about his activities. The motion is denied, but to the surprise of Daviess, Burr voluntarily shows up in court and agrees to answer questions. | Ref: 87 |
| Nov 16 | (date given as "mid-November) A confidential agent sent by President Jefferson to investigate plots in the western states meets with Blennerhassett. Believing him to be a confederate, Blennerhassett reveals plans. | Ref: 87 |
| Nov 22 | President Jefferson publicly announces that an illegal military operation, involving a planned attack on the dominions of Spain, is afoot in the western states. He asks that participants in the scheme by apprehended and brought to justice. Burr's name is not mentioned in the proclamation. | Ref: 87 |
| Nov 25 | The messenger sent from New Orleans by General Wilkinson on November 12 meets with President Jefferson. | Ref: 87 |
| Dec 05 | A Kentucky grand jury signs a written declaration exonerating Burr of any activities inimical to the peace of the country. Burr leaves for Nashville. | Ref: 87 |
| Dec 07 | Four boats and about 30 men from Pennsylvania arrive at Blennerhassett Island. | Ref: 87 |
| Dec 09 | Eleven boats commissioned by Burr are seized by the Ohio militia. Many recruits who had previously agreed to join the expedition back out. Informed of a militia about to descend on Blennerhasset Island, conspirators hastily depart around midnight in their four boats. | Ref: 87 |
| Dec 20 | The Secretary of the Navy sends a letter ordering Navy officials in New Orleans to "intercept and if necessary destroy" boats under the command of Burr. | Ref: 87 |
| Dec 22 | Burr leaves Nashville, heading down the Cumberland River. | Ref: 87 |
- 1807
| Jan 05 | General Wilkinson learns that Burr may have several thousand men in Natchez. Martial law is proclaimed in New Orleans. | Ref: 87 |
| Jan 14 | Word of Burr's arrival at Bayou Pierre reaches Natchez. A force of 275 men is dispatched to capture Burr and his recruits. | Ref: 87 |
| Jan 22 | President Thomas Jefferson exposes a plot by Aaron Burr to form a new republic in the Southwest. | Ref: 2 |
| Jan 25 | (date given as "late-January) Burr surrenders. However, a grand jury impaneled in the Mississippi Territory refuses to indict Burr for "any crime or misdemeanor against the United States." | Ref: 87 |
| Feb 19 | Aaron Burr is arrested by Major Perkins near the Tombigbee River in Alabama. He is taken to Fort Stoddart, where he is imprisoned for two weeks. | Ref: 87 |
| Mar 26 | Aaron Burr, under a guard of nine men, arrives in Richmond, VA by horseback. | Ref: 87 |
| Mar 30 | Aaron Burr appears before Chief Justice John Marshall. | Ref: 87 |
| Apr 01 | Chief Justice John Marshall finds probable cause to try Aaron Burr on charges of conspiring to invade a nation at peace with the United States. Marshall, however, does not find probable cause, based on the evidence submitted, to try Burr for treason against the United States. | Ref: 87 |
| May 22 | Grand jury proceedings related to the Burr matter open in Richmond, Virginia. | Ref: 87 |
| Jun 12 | President Jefferson responds to the request that he submit letters that might aid in Burr's defense. | Ref: 87 |
| Jun 13 | Chief Justice John Marshall issues his opinion concerning the defense motion for a subpoena directed to President Jefferson. | Ref: 87 |
| Aug 03 | The trial of Aaron Burr opens in Richmond, Virginia. He is accused of plotting the secession of New England. | Ref: 2 |
| Aug 15 | The jury selection in the trial of Aaron Burr is completed. | Ref: 87 |
| Aug 17 | District Attorney Hay delivers the opening statement for the prosecution of Aaron Burr. | Ref: 87 |
| Aug 20 | (thru the 29th) Arguments on the defense motion to exclude further evidence based on the Constitution's definition of treason. | Ref: 87 |
| Aug 31 | Chief Justice John Marshall issues an important ruling excluding evidence of Burr's conduct subsequent to the transaction on Blennerhassett Island. | Ref: 87 |
| Sep 01 | The jury finds Aaron Burr "not proved to be guilty under this indictment by any evidence submitted to us" by a jury in Mississippi for complicity in a plot to establish a Southern empire in Louisiana and Mexico. | Ref: 87 |
| Sep 14 | Aaron Burr acquitted of a misdemeanor charge. | Ref: 5 |
- 1836
| Sep 14 | Aaron Burr, 3rd Vice President of The United States, dies at age 80, the same day his divorce from his second wife is granted. Ref | |
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Aaron Burr Chronology