To illustrate the depth one can access in our collections, we have compiled relevant archival imagery to frame a diverse cultural, political and chronological retrospective of noteworthy anniversaries. Be sure to bookmark this section as the calendar is a work in progress and will continue to expand.
| June | Year | Anniversary | Event |
| 1 | 1812 | 196th | Pres. Madison declares war on the British, triggering the War of 1812 |
| 1 | 1862 | 146th | Battle of Seven Pines (Fair Oaks) concludes |
| 2 | 1912 | 96th | Universal Studios founded in California |
| 3 | 1937 | 71st | Over his mother's objections, England's King Edward VIII marries an American after abdicating the throne |
| 4 | 1717 | 291st | Society of Freemasons founded in London |
| 4 | 1862 | 146th | Gen. Beauregard evacuates Fort Pillow, built by Confederate Gen. Pillow, leaving it to Gen. Halleck |
| 4 | 1892 | 116th | The Sierra Club incorporated in San Francisco |
| 4 | 1917 | 91st | The first Pulitzer Prizes for journalism are awarded |
| 5 | 1862 | 146th | Union troops find Fort Pillow empty, abandoned by the Confederate Army |
| 5 | 1917 | 91st | U.S. men begin to register for the draft in World War I |
| 5 | 1922 | 86th | Discoverer of Klondike Gold in Yukon, Robert Carmack, dies |
| 5 | 1947 | 61st | Secretary of State George Marshall outlines an aid program for Europe, which becomes "The Marshall Plan" |
| 6 | 1862 | 146th | At the Battle of Memphis, Charles Ellet Jr. sinks 4 Confederate ships and captures Memphis before being killed |
| 7 | 1892 | 116th | Homer Plessy arrested for refusing to give up a train seat for whites, triggering the Plessy v. Ferguson case |
| 8 | 1862 | 146th | Stonewall Jackson and Richard Ewell triumph brilliantly over Generals Banks and Fremont at the Battle of Cross Keys |
| 8 | 1867 | 141st | Frank Lloyd Wright, brilliant U.S. architect, born |
| 9 | 1877 | 131st | Crazy Horse's surrender makes front page news in New York |
| 10 | 1692 | 316th | First hanging of a Salem witch during the Salem Witch Trials |
| 10 | 1861 | 147th | Gen. Winfield Scott, newly retired commander in chief of the U.S. Army, is photographed at West Point by Charles Fredricks |
| 10 | 1942 | 66th | Entire male population of Lidice, a Czech village, massacred by Nazis |
| 11 | 1927 | 81st | Charles Lindbergh awarded the first Distinguished Flying Cross |
| 11 | 1937 | 71st | Joseph Stalin's Soviet "Purge" ends |
| 12 | 1862 | 146th | Confederate cavalryman JEB Stuart's first "Ride around McClellan" begins |
| 12 | 1952 | 56th | First Chevrolet chassis completed |
| 12 | 1967 | 41st | U.S. Supreme Court strikes down state laws forbidding interracial marriage |
| 12 | 1987 | 21st | Reagan challenges Gorbachev to tear down the Berlin Wall |
| 13 | 1777 | 231st | The Marquis de Lafayette arrives in South Carolina to help the colonists revolt against Britain |
| 13 | 1802 | 206th | Harriet Martineau, British essayist and writer, born |
| 13 | 1807 | 201st | Thomas Jefferson subpoenaed during Aaron Burr's trial |
| 13 | 1927 | 81st | Ticker tape parade for Charles Lindbergh in New York City |
| 13 | 1967 | 41st | Thurgood Marshall, U.S. Solicitor-General, becomes first African-American appointed to U. S. Supreme Court |
| 14 | 1642 | 366th | Massachusetts is the first colony to pass a compulsory education law (for white males) |
| 14 | 1777 | 231st | The American flag adopted by the Continental Congress on June 14, which will become Flag Day |
| 14 | 1922 | 86th | Warren Harding is first president broadcast on radio, as he dedicates Frances Scott Key Memorial at Fort McHenry |
| 15 | 1752 | 256th | Benjamin Franklin flies a kite with a key tied to its string to show that lightning contains electricity |
| 15 | 1862 | 146th | Confederate JEB Stuart completes his first "Ride around McClellan," encircling the Union Army of the Potomac |
| 15 | 1877 | 131st | Henry Flipper becomes first African American to graduate West Point Military Academy |
| 15 | 1917 | 91st | The U. S. Congress passes the Espionage Act |
| 16 | 1567 | 441st | Mary Queen of Scots imprisoned in Lochleven Castle, in Scotland, by Queen Elizabeth |
| 16 | 1862 | 146th | Civil War Battle of Secessionville a disaster for the Union Army |
| 16 | 1897 | 111st | U.S. government annexes Hawaii |
| 16 | 1902 | 106th | The "Wizard of Oz" musical opens at Chicago's Grand Opera House |
| 16 | 1977 | 31st | Soviet General Secretary Leonid Brezhnev is also elected President of the Supreme Soviet |
| 17 | 1862 | 146th | Steam drum of the USS Mound City, hit by shell, explodes: 80 men scalded to death, 40 men drowned |
| 17 | 1972 | 36th | Pres. Nixon's employees arrested for burglary inside Watergate, the Democratic headquarters |
| 18 | 1812 | 196th | The War of 1812 begins when the U.S. declares war against Britain |
| 18 | 1877 | 131st | The creator of Uncle Sam poster illustrations, artist James Montgomery Flagg, born on this day |
| 19 | 1862 | 146th | Pres. Lincoln first outlines his "Emancipation Proclamation" |
| 19 | 1917 | 91st | George V changes British royal family's name from Saxe-Coburg-Gotha to Windsor, veiling its German origins |
| 19 | 1937 | 71st | "Peter Pan" author, Englishman James Barrie, dies |
| 19 | 1947 | 61st | European representatives meet to design the Marshall Plan for rebuilding Europe |
| 19 | 1977 | 31st | Elvis Presley makes his last concert recordings |
| 20 | 1782 | 226th | U. S. Congress approves the Great Seal of the U.S. |
| 20 | 1837 | 171st | Victoria becomes Queen of England upon the death of her uncle, William IV |
| 20 | 1997 | 11st | The U.S. tobacco industry agrees to a massive settlement to avoid further lawsuits |
| 21 | 1832 | 176th | Joseph Rainey, first African American in the U.S. House of Representatives, is born a slave on this day |
| 21 | 1877 | 131st | Ten "Molly Maguires," Irish-American militants for mining reforms, are hanged for murder |
| 21 | 1887 | 121st | Golden Jubilee of Queen Victoria's reign celebrated in Great Britain |
| 21 | 1942 | 66th | The day before strict gas rationing begins during WWII, U.S. drivers go to the pumps |
| 21 | 1989 | 19th | A jury finds John Hinckley, Jr. innocent by reason of insanity in the shooting of Pres. Reagan and three others |
| 22 | 1977 | 31st | Former Attorney General John Mitchell goes to prison for his part in Watergate cover-up |
| 22 | 1992 | 16th | U.S. Supreme Court rules hate-crime laws that ban cross-burnings violate the right to free speech |
| 23 | 1862 | 146th | Robert E. Lee and his generals plot an attack on McClellan's army before the Seven Days' Battles |
| 23 | 1947 | 61st | U.S. Senate and House override Pres. Truman's veto of the Taft-Hartley Act |
| 23 | 1972 | 36th | President Nixon signs the Higher Education Act |
| 24 | 1812 | 196th | Emperor Napoleon Bonaparte orders his army of 500,000, the largest European army in history, to Russia |
| 24 | 1862 | 146th | Lincoln consults Winfield Scott, former Army Commander in Chief, about McClellan's stalemate with Lee |
| 24 | 1922 | 86th | The American Professional Football Association becomes the National Football League |
| 25 | 1942 | 66th | Major General Dwight Eisenhower takes command of U.S. forces in Europe during World War II |
| 25 | 1962 | 46th | U. S. Supreme Court rules that prayer in public schools violates 1st Amendment separation of church and state |
| 26 | 1862 | 146th | Robert E. Lee stuns Union Gen. McClellan at the Battle of Mechanicsville, first of the Seven Days' Battles |
| 26 | 1917 | 91st | First American Expeditionary Force troops arrive in France during World War I |
| 27 | 1847 | 161st | New York and Boston are linked by telegraph wires |
| 27 | 1862 | 146th | May Irwin, actress, comedienne, and music-hall artist, born |
| 27 | 1862 | 146th | Gaines' Mill attacked by Lee, who drives back the Union Army, in the Third of the Seven Days' Battles |
| 28 | 1577 | 431st | Peter Paul Rubens, Flemish painter, born |
| 28 | 1862 | 146th | Confederate Capt. Hollins captures the "St. Nicholas," when one of his sailors pretends to be a Frenchwoman |
| 28 | 1862 | 146th | Union headquarters at Savage's Station, including a field hospital, accept wounded from Gaines's Mill |
| 28 | 1972 | 36th | Nixon announces that no more draftees will go to Vietnam, unless they volunteer |
| 29 | 1652 | 356th | Massachusetts declares itself an independent commonwealth |
| 29 | 1767 | 241st | Britain passes the Townshend Revenue Act, levying taxes on the American colonies |
| 29 | 1862 | 146th | Robert E. Lee assaults Savage's Station as the Union Army retreats, in the Fifth of the Seven Days' Battles |
| 29 | 1972 | 36th | U.S. Supreme Court strikes down death penalty as "cruel and unusual" |
| 30 | 1812 | 196th | Pres. Madison demands that more officers be commissioned to fight the British in the War of 1812 |
| 30 | 1817 | 191st | Sir Joseph Hooker, British botanist, born. |
| 30 | 1862 | 146th | At Glendale (White Oak Swamp), 6th of the Seven Days' Battles, Lee fails in his attack on the Union Army |
| 30 | 1957 | 51st | U.S. government eliminates the Reconstruction Finance Corp. created by Hoover in 1932 and enlarged by FDR |