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National Black Cat Day | October 27


Don’t be superstitious on National Black Cat Day! October 27th celebrates the beauty of these sleek creatures. The day also seeks to raise awareness about the low adoption rates for black cats. Read more…

Navy Day | October 27


Navy Day on October 27th salutes all of the military personnel who have served, both past and present, in the United States Navy. Read more…

National American Beer Day | October 27


National American Beer Day raises a glass to the rich American beermaking history and those who savor the continued traditions. Pour your favorite pint with millions who enjoy the storied brews across the nation. Read more…

National Civics Day | October 27


National Civics Day on October 27th celebrates the importance of civic education all across America. The observance also commemorates the date the Federalist Papers were first published on October 27, 1787. These documents served as a foundation for the United States Constitution. Read more…

On Deck for October 28, 2022

National Days

International Days

Recipe of the Day

Chocolate Mousse
Prep:  30 minutes
Cook:  15 minutes
Total Prep:  45 minutes
Servings:  8

2 cups chilled heavy cream, divided
4 large egg yolks
3 tablespoons sugar
Pinch of salt
1 teaspoon vanilla
7 oz bittersweet chocolate, chopped
Whipped cream



In a 1 quart heavy saucepan, heat 3/4 cup of cream until hot.

In a metal bowl, whisk together yolks, sugar, and salt until well combined.

Add hot cream in a slow stream, whisking to combine.

Pour mixture into a saucepan and cook over medium-low heat, stirring continuously until a thermometer reads 160°F.

Strain custard through a mesh sieve into a bowl.

Add vanilla and stir.

Melt chocolate using one of several methods below:

  • A double boiler or a bowl over a pot of simmering water and stirring the chocolate continuously or;
  • A glass bowl in the microwave at 30-second increments until the chocolate softens.

Combine chocolate and mousse.

Whisk into the custard until smooth. Let cool.

Using an electric mixer and a medium bowl, beat the remaining 1-1/4 cups of cream to stiff peaks.

Fold in a fourth of the cream into the custard, then gently fold the remaining cream.

Spoon mousse into dishes and chill, covered for 6 hours.

Let stand at room temperature 20 minutes before serving.

Top with whipped cream.

October 27th Celebrated History


New York City opened its first subway. Operated by the Interborough Rapid Transit Company (IRT), the system soon became the largest transit line in the United States.


The U.S. Patent Office issues patent number US51766A to Fred Waller for the invention of an aquaplane – the first water ski.


Benjamin O. Davis becomes the first African American to achieve the rank of general in the United States Air Force when he was promoted to brigadier general. Five years later, he would also become the first African American promoted to major general. Following his retirement, Davis received the rank of full general (four stars) from President Bill Clinton.


In the midst of the space race, NASA tests its first Saturn I rocket. The rocket is significant because its power put the first Americans into orbit around the Earth.


In a thrilling game against the Seattle Seahawks, Cowboy Emmitt Smith broke the all-time rushing record previously held by the Bear’s Walter Payton. Despite his fourth-quarter 11-yard drive, the Seahawks would win the game 17-14.


The Boston Red Sox break the curse of the Bambino when they win their first World Series in 86 years. During the 100th World Series, the Red Sox sweep the St. Louis Cardinals in four games.

October 27th Celebrated Birthdays

Captain James Cook – 1728

The explorer set out on several expeditions during his sailing career. His first major expeditions took him to the eastern coast of Australia, a first for a European. There Cook named the area New South Wales, claiming it for Britain. On his final voyage, Cook sought the elusive North-West Passage. While exploring Hawaii, he was killed in a fight with the islanders.

Isaac Merritt Singer – 1811

The inventor is best known for his design and manufacture of the sewing machine.

Theodore Roosevelt – 1858

In 1901, Teddy Roosevelt became the 26th President of the United States after the assassination of President McKinley. As the youngest president ever in the Nation’s history, Roosevelt took a progressive stance and led with vigor. In 1904, he was elected to a second term.

John M Mack – 1864

In 1900, together with his brothers, Mack established the Mack Brother’s Company to manufacture heavy-duty trucks.

Emily Post – 1872

Born Emily Price, the New York City socialite turned columnist with advice on a variety of subjects. However, the one she’s best remembered for is offering advice on etiquette.

Margaret Rousseau – 1910

Rousseau became the first woman to earn a Ph.D. in chemical engineering. During her career, she designed the first commercial penicillin production plant.

Ruby Dee – 1922 

The actress and civil rights activist is known for her roles in films such as A Raisin in the Sun, Jungle Fever, and American Gangster.

Dolores Moore – 1932 

As a professional baseball player in the All American Girls Professional Baseball League, Moore played infielder and earned an MVP nod. She also played professional basketball for a time. During the filming of the 1992 film, A League of Their Own, Moore consulted with the actresses on set.

Sylvia Plath – 1932

The poet and author is best known for her novel The Bell Jar.

John Cleese – 1939

The actor and comedian is best known for co-founding Monty Python. He has also starred in films such as A Fish Called Wanda, The Swan Princess, and two James Bond films, Die Another Day and The World is Not Enough.

About National Day Calendar

National Day Calendar is the original and authoritative source for fun, unusual and unique National Days! Since our humble beginnings on National Popcorn Day in 2013, we have been tracking the National Days, National Weeks, National Months, and International Days. We became the first calendar of its kind to curate the days all in one place and tell their stories, too! Here at National Day Calendar, we are on a mission to Celebrate Every Day with you! And by you, we mean families, businesses, educators, and strangers we meet on the street. There’s more than one day for everyone.

At National Day Calendar, we discovered the National Days have a way of inspiring us. We’re honored to tell the stories behind the days and provide you with informational ways to incorporate the National Days into your business, family, schools, and home!

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