| 66151 | June 10 | Event | 1940 – World War II: U.S. President Franklin D. Roosevelt denounces Italy's actions with his "Stab in the Back" speech at the graduation ceremonies of the University of Virginia. |
| 66152 | June 10 | Event | 1940 – World War II: Norway surrenders to German forces. |
| 66153 | June 10 | Event | 1940 – World War II: Italy declares war on France and the United Kingdom. |
| 66154 | June 10 | Event | 1942 – World War II: Nazis burn the Czech village of Lidice in reprisal for the killing of Reinhard Heydrich. |
| 66155 | June 10 | Event | 1944 – World War II: Six hundred forty-two men, women and children are killed in the Oradour-sur-Glane Massacre in France. |
| 66156 | June 10 | Event | 1944 – World War II: In Distomo, Boeotia, Greece 218 men, women and children are massacred by German troops. |
| 66157 | June 10 | Event | 1944 – In baseball, 15-year-old Joe Nuxhall of the Cincinnati Reds becomes the youngest player ever in a major-league game. |
| 66158 | June 10 | Event | 1945 – Australian Imperial Forces land in Brunei Bay to liberate Brunei. |
| 66159 | June 10 | Event | 1947 – Saab produces its first automobile. |
| 66160 | June 10 | Event | 1957 – John Diefenbaker leads the Progressive Conservative Party of Canada to a stunning upset in the Canadian federal election, 1957, ending 22 years of Liberal Party government. |
| 66161 | June 10 | Event | 1963 – Equal Pay Act of 1963 aimed at abolishing wage disparity based on sex (see Gender pay gap). It was signed into law on June 10, 1963 by John F. Kennedy as part of his New Frontier Program |
| 66162 | June 10 | Event | 1964 – United States Senate breaks a 75-day filibuster against the Civil Rights Act of 1964, leading to the bill's passage. |
| 66163 | June 10 | Event | 1967 – The Six-Day War ends: Israel and Syria agree to a cease-fire. |
| 66164 | June 10 | Event | 1967 – The Gateway Arch opens to the public. |
| 66165 | June 10 | Event | 1967 – Argentina becomes a member of the Berne Convention copyright treaty. |
| 66166 | June 10 | Event | 1977 – James Earl Ray escapes from Brushy Mountain State Prison in Petros, Tennessee, but is recaptured on June 13. |
| 66167 | June 10 | Event | 1977 – The Apple II, one of the first personal computers, goes on sale. |
| 66168 | June 10 | Event | 1980 – The African National Congress in South Africa publishes a call to fight from their imprisoned leader Nelson Mandela. |
| 66169 | June 10 | Event | 1990 – British Airways Flight 5390 lands safely at Southampton Airport after a blowout in the cockpit causes the captain to be partially sucked from the cockpit. There are no fatalities |
| 66170 | June 10 | Event | 1991 – Eleven-year-old Jaycee Lee Dugard is kidnapped in South Lake Tahoe, California she would remain a captive until 2009. |
| 66171 | June 10 | Event | 1996 – Peace talks begin in Northern Ireland without the participation of Sinn Féin. |
| 66172 | June 10 | Event | 1997 – Before fleeing his northern stronghold, Khmer Rouge leader Pol Pot orders the killing of his defense chief Son Sen and 11 of Sen's family members. |
| 66173 | June 10 | Event | 1999 – Kosovo War: NATO suspends its airstrikes after Slobodan Milošević agrees to withdraw Serbian forces from Kosovo. |
| 66174 | June 10 | Event | 2001 – Pope John Paul II canonizes Lebanon's first female saint, Saint Rafqa. |
| 66175 | June 10 | Event | 2002 – The first direct electronic communication experiment between the nervous systems of two humans is carried out by Kevin Warwick in the United Kingdom. |
| 66176 | June 10 | Event | 2003 – The Spirit rover is launched, beginning NASA's Mars Exploration Rover mission. |
| 66177 | June 10 | Event | 2003 – Wicked opens on Broadway, proceeding to win 40 awards just for the Broadway production. |
| 66178 | June 10 | Birth | 1213 – Fakhr-al-Din Iraqi, Persian poet and philosopher (d. 1289) |
| 66179 | June 10 | Birth | 1632 – Esprit Fléchier, French bishop and author (d. 1710) |
| 66180 | June 10 | Birth | 1688 – James Francis Edward Stuart, English son of James II of England (d. 1766) |