 Birth | about 1851 30 22 Note: Birth year/place based on 1860 Census |
 Death of a father | Samuel T Lee about 1852 (Age 12 months) |
| Death of a paternal grandfather | Samuel Lee February 3, 1853 (Age 2 years) |
| Marriage of a parent | Moses C Watson — Louisa Addington — View this family October 30, 1853 (Age 2 years) |
| Birth of a half-sister | Elizabeth Watson January 30, 1856 (Age 5 years) |
| Birth of a half-sister | Hannah “Anna” Watson December 30, 1856 (Age 5 years) |
 Historical Event | Influenza Epidemic between 1857 and 1859 (Age 6 years)Note: In 1857-1859, there was an extremely severe worldwide outbreak of influenza - http://www.flutrackers.com/forum/showthread.php?t=3884 |
 Census | June 26, 1860 (Age 9 years) |
| Birth of a half-sister | Mary A “Mollie” Watson June 6, 1861 (Age 10 years) |
| Birth of a half-brother | Henry Watson about 1863 (Age 12 years) Note: Birth year/place based on 1870 Census |
| Historical Event | American Civil War between April 1861 and May 1865 (Age 10 years)Note: In the spring of 1861, tensions between the northern and southern United States over issues including state's right versus federal authority, westward expansion and slavery exploded into the American Civil War - http://en.wikipedia.org/wiki/American_Civil_War |
| Historical Event | The Alaska Purchase 1867 (Age 16 years)Note: The Alaska Purchase was the purchase of 586,412 square miles of new territory by the United States from the Russian Empire (a bargain at two cents an acre) - http://en.wikipedia.org/wiki/Alaska_Purchase |
| Historical Event | Yellow Fever Epidemic 1867 (Age 16 years)Note: 3,093 perished from yellow fever in New Orleans - http://historyengine.richmond.edu/episodes/view/306 |
| Death of a paternal grandmother | Mary Ann Thomas March 29, 1868 (Age 17 years) |
| Historical Event | Transcontinental Railroad completed 1869 (Age 18 years)Note: The First Transcontinental Railroad was a 1,907-mile contiguous railroad line constructed between 1863 and 1869 across the western United States to connect the Pacific coast with the existing Eastern U.S. rail network - http://en.wikipedia.org/wiki/First_Transcontinental_Railroad |
| Historical Event | Yellow Fever Epidemic of 1878 1878 (Age 27 years)Note: Over 13,000 deaths occurred from yellow fever in lower Mississippi Valley - http://en.wikipedia.org/wiki/History_of_yellow_fever |
| Death of a mother | Louisa Addington January 27, 1887 (Age 36 years) |
| Historical Event | Spanish-American War between April 1898 and August 1898 (Age 47 years)Note: The Spanish-American War was a conflict in 1898 between Spain and the United States, the result of American intervention in the Cuban War of Independence - http://en.wikipedia.org/wiki/Spanish%E2%80%93American_War |
| Historical Event | Polio Epidemic 1916 (Age 65 years)Note: Over 7,000 deaths and 27,363 cases reported in America's worst polio (infantile paralysis) epidemic - http://goo.gl/ZBEQA1 |
| Death of a half-sister | Hannah “Anna” Watson April 29, 1917 (Age 66 years) |
| Historical Event | World War I between 1917 and November 1918 (Age 66 years)Note: The United States enters 'The Great War' where more than nine million combatants were killed- http://en.wikipedia.org/wiki/World_War_I |
| Historical Event | Spanish Influenza Epidemic 1918 (Age 67 years)Note: Spanish Influenza killed over 500,000 people in the United States, and somewhere between 20 and 40 million in what has been cited as the most devastating epidemic in history - http://virus.stanford.edu/uda/ |
| Historical Event | The Great Depression October 1929 (Age 78 years)Note: The Wall Street Crash sets off the Great Depression, the most severe worldwide economic depression in the 20th century - http://en.wikipedia.org/wiki/Great_Depression |
| Death of a half-sister | Elizabeth Watson January 5, 1930 (Age 79 years) |
| Death of a half-sister | Mary A “Mollie” Watson October 17, 1943 (Age 92 years) |
| Historical Event | World War II between December 1941 and August 1945 (Age 90 years)Note: The United States enters World War II after the attack at Pearl Harbor, a global war that involved the vast majority of the world's nations and including all of the great powers - http://en.wikipedia.org/wiki/World_War_II |
| Historical Event | Korean War between 1950 and 1953 (Age 99 years)Note: The Korean War was a war between the Republic of Korea (South Korea), supported by the United Nations, and the Democratic People's Republic of Korea (North Korea), at one time supported by the People's Republic of China and the Soviet Union - http://en.wikipedia.org/wiki/Korean_War |
| Historical Event | Vietnam War between 1946 and 1975 (Age 95 years)Note: The Vietnam War was a long, costly armed conflict that pitted the communist regime of North Vietnam and its southern allies, known as the Viet Cong, against South Vietnam and its principal ally, the United States. The divisive war, increasingly unpopular at home, ended with the withdrawal of U.S. forces in 1973 and the unification of Vietnam under Communist control two years later. More than 3 million people, including 58,000 Americans, were killed in the conflict. - http://en.wikipedia.org/wiki/Vietnam_War |
 Death | unknown |