October 9

October 9 is the 283rd day of the year, and the American record for it runs from 1779 to 2019 — a span of 240 years. The entry that anchors it: American Civil War, 1864.

The revolutionary generation left its own mark on the date. In 1779, American Revolutionary War — a combined Franco-American assault on British defenses during the Siege of Savannah is repulsed with heavy casualties.

The antebellum decades brought the date closer to the country’s central argument. In 1825, Restauration arrives in New York Harbor from Norway, the first organized immigration from Norway to the United States. Then, in 1861, American Civil War — Union troops repel a Confederate attempt to capture Fort Pickens in the Battle of Santa Rosa Island. Three years on, in 1864, American Civil War — Union cavalrymen defeat Confederate forces at Toms Brook, Virginia during Sheridan's Shenandoah Valley campaign.

Reconstruction and the years that followed added their own entries. In 1873, a meeting at the U.S. Naval Academy establishes the U.S. Naval Institute. Then, in 1888, the Washington Monument in Washington, D.C., at the time the world's tallest building, officially opened to the general public.

The most recent entries fall within living memory. In 2009, First lunar impact of NASA's Lunar Precursor Robotic Program. Ten years on, in 2019, Syrian civil war — Turkish forces began an offensive into north-eastern Syria following the withdrawal of U.S. troops from the region.

The date is also a birthday. Among the Americans born on October 9: Mary Ann Shadd (1823), American-Canadian abolitionist; Francis Wayland Parker (1837), American theorist and academic; Mihajlo Pupin (1858), Serbian-American physicist and chemist; Edward Bok (1863), Dutch-American journalist and author; and Charles Rudolph Walgreen (1873), American pharmacist and businessman, founded Walgreens.

October 9 is also a date of endings. Among the Americans who died on it: Benjamin Banneker (1806), American astronomer and surveyor; John Claiborne (1808), American lawyer and politician; Jack Daniel (1911), American businessman, founded Jack Daniel's; and Wilfred Grenfell (1940), English-American physician and missionary.

The date carries formal observance as well — Fire Prevention Day (Canada, United States); Leif Erikson Day (United States, Iceland and Norway); National Day of Commemorating the Holocaust (Romania); and National Nanotechnology Day (United States). What holds these 8 entries together is nothing more than the calendar, and nothing less. 240 years separate the earliest from the latest, and each was once simply the present day.