| 1807 | January 19 | Robert Edward Lee is born at 'Stratford', Westmoreland County, Virginia |
| 1831 | May 7 | Arrives at Fortress Monroe for duty. |
| 1831 | June 30 | Robert Edward Lee and Mary Anne Custis marry. |
| 1832 | September 16 | George Washington Custis Lee is born. BIO |
| 1835 | July 22 | Mary Lee is born. |
| 1837 | May 30 | William Henry Fitzhugh Lee is born. BIO |
| 1839 | June 18 | Annie Carter Lee is born. |
| 1841 | February 27 | Elanore Agnes Lee is born. |
| 1843 | October 27 | Robert Edward Lee, Jr., is born. |
| 1846 | February 10 | Mildred Childe Lee is born. |
| 1852 | September 1 | Lee assumes his duties as Superintendent of the United States Military Academy at West Point. |
| 1853 | July 17 | Lee is Confirmed into the Episcopal Church. |
| 1859 | October 17 | Lee is ordered to the War Department in regards to John Brown's raid on Harper's Ferry. 1859 |
| 1859 | October 18 | Lee leads a command of United States Marines to capture John Brown and his cohorts at Harpers Ferry. |
| 1860 | February 9 | Lee is ordered to San Antonio, Texas, to take command of the Department of Texas. |
| 1861 | April 20 | Robert E. Lee resigns his commission in the United States Army. |
| 1861 | May 14 | Lee is appointed Brigadier General in the Confederate States Army. |
| 1861 | June 14 | Lee attains the rank of General in the Confederate States Army. |
| 1861 | September 12 | Battle of Cheat Mountain. |
| 1862 | May 31 | Joseph E. Johnston is wounded at the Battle of Seven Pines. MORE |
| 1862 | August 29 | Second Battle of Manassas or Bull Run. |
| 1862 | September 17 | Battle of Antietam. Battle Summary |
| 1862 | December 13 | Battle of Fredericksburg. Battle Summary |
| 1863 | May 1 | Battle of Chancellorsville (May1-3). MORE |
| 1863 | July 1 | Battle of Gettysburg (July 1-3). Battle Summary |
| 1864 | May 6 | Battle of The Wilderness (May 5-7). Battle Summary |
| 1864 | May 8 | Battle of Spotsylvania Court House (May 8-21). Battle Summary |
| 1864 | June 16 | Siege of Petersburg and Richmond (June 16, 1864-April 2, 1865). |
| 1864 | July 30 | Battle of the Crater at Petersburg. |
| 1865 | January 23 | Lee is named General in Chief of the Armies of the Confederate States. |
| 1865 | April 2 | Lee orders the Abandonment of Petersburg, Virginia. |
| 1865 | April 9 | Robert E. Lee and the Army of Northern Virginia surrender at Appomattox Court House. Ulysses S. Grant received the surrender on behalf of the United States. |
| 1865 | April 9 | Battle of Appomattox Court House. Battle Summary |
| 1866 | February 17 | Lee appears before the Joint Committee on Reconstruction on Capitol Hill. |
| 1870 | October 12 | Robert E. Lee dies in Lexington, Virginia BIO |
| 1975 | July 22 | Congress Passed a law restoring Lee's Citizenship. |
| 1975 | August 5 | President Gerald Ford signs in to law the bill Congress passed restoring Lee's Citizenship to the United States. FORD'S LIBRARY |