Thanksgiving
Thanksgiving Day is a holiday celebrated in the United States on the fourth Thursday in November. It is one of the major holidays in the country.
Link to present incidents:
The Los Angeles Times: "Are you one of the 1.97 million people who will make Los Angeles International Airport part of their Thanksgiving weekend? For the second consecutive year, LAX will be the busiest airport in the country over the extended holiday weekend, according to travel website Orbitz."