July 11, 2026 celebrates World Population Day, plus 1 more. World Population Day is July 11 on the National Day Calendar and focuses on balancing a healthy human race and planet.
Inventor of steam boilers for early automobiles. The invention solved the explosion risks and unreliability of traditional fire-tube boilers.
1959
RS
Richie Sambora
Singer-songwriter, guitarist, and producer. Sambora became a star while playing with the rock band Bon Jovi.
1760
PS
Peggy Shippen
American Revolutionary War spy and wife of Benedict Arnold.
1851
MA
Millie and Christine McCoy
Only known record of Siamese twins who were born into slavery. They were sold to P.T. Barnum for $1,000.
1953
LS
Leon Spinks
Heavyweight boxer who defeated Muhammad Ali in a split decision in 1978. The match was considered to be one of the biggest upsets in heavyweight boxing history.
1767
JQ
John Quincy Adams
The 6th President of the U.S. who served between 1825 to 1829.
1881
IM
Isabel Martin Lewis
The first female astronomer who was hired by the U.S. Naval Observatory
1928
FR
Frank Rosenblatt
Computer scientist credited with making significant contributions to the development of AI.
1899
EB
E. B. White
Acclaimed essayist, journalist, and writer. He wrote the children's books Stuart Little, Charlotte's Web, and The Trumpet of the Swan.
Historical Events on July 11
Events that occurred on July 11 throughout history
1796
The U.S. takes possession of Fort Detroit from Great Britain under terms of the Jay Treaty. The treaty granted the U.S. possession of all northwestern posts.
1798
The U.S. Marine Corps is re-established. The Corps was disbanded after the American Revolutionary War.
1804
A duel occurs between Vice President Aaron Burr mortally and Treasury Secretary Alexander Hamilton. Vice President Burr fatally wounds former Alexander Hamilton, who died the next day at a friends home.
1900
Charlotte Cooper becomes the first female Olympic tennis champion and the first individual female Olympic champion in any sport.
1914
A 19 year old Babe Ruth makes his debut in Major League Baseball as a pitcher for the Boston Red Socks.
1914
The U.S. Navy launches its first standard-type battleship. The the USS Nevada (BB-36) was armed with triple gun turrets, oil-fired boilers, geared steam turbines, and the "all or nothing" armor scheme.
1916
Congress passed the Federal Aid Road Act. The Act was the first major federal highway funding in the U.S., providing federal subsidies to states to construct and improve rural roads.
1944
President Franklin D. Roosevelt announces that he will run for a fourth term citing the ongoing demands of WWII. He beat Thomas Dewey in the November 1944 election, becoming the first and only U.S. President to serve more than two terms.
1960
To Kill a Mockingbird by Harper Lee is first published in the U.S. The novel has sold over 40 million copies.
1977
Martin Luther King Jr. is posthumously awarded the Presidential Medal of Freedom by President Jimmy Carter. The award was accepted by his widow Coretta Scott King.
