September 18 is the 261st day of the Gregorian calendar. Tiffany & Co. was founded as a “stationery and fancy goods emporium”; Congress passed the Fugitive Slave Act of 1850. Ted Turner, donated $1 billion to the United Nations. Famous birthdays include Greta Garbo and Jada Pinkett Smith. Today is National HIV/AIDS and Aging Awareness Day.
We have 14 holidays listed for September 18.
National Cheeseburger Day
An American food icon — a cheeseburger oozing warm cheese on top of a moist, juicy patty.
National Day of Civic Hacking
Join developers, designers, government employees, and data scientists, at special events.
World Water Monitoring Day
Let’s educate ourselves on the importance of water safety for a safe and sound future.
Rice Krispies Treats Day
Devour Rice Krispies Treats throughout the day to honor the innovation of the sweet delight.
National HIV/AIDS and Aging Awareness Day
It might seem like an odd combination for an observance. But it actually makes perfect sense.
Locate An Old Friend Day
Take a trip down memory lane by sharing old stories and new ones with old friends.
International Red Panda Day
Celebrate the day to encourage the preservation of the adorable red pandas.
Hug A Greeting Card Writer Day
Let's give back to the writers who give us the words to express our feelings.
Chiropractic Founders Day
Many people are unaware of the fact that chiropractic care can actually redefine their lives.
Wife Appreciation Day
Wifeys get extra attention, love, and maybe that dress they have been eyeing.