International Ninja Day has always been observed annually on December 5. Image: Google … International Ninja Day
International Civil Aviation Day is an annual event, observed every year on December … International Civil Aviation Day
International Volunteer Day is an annual event, observed every year on December 5. … International Volunteer Day
International Day of Persons with Disabilities also known as Disability Day. It is … International Day of Persons with Disabilities
Krampusnacht has always been observed annually on December 5. Image: Google Image When … Krampusnacht
National Pearl Harbor Remembrance Day is an annual event, observed every year on … National Pearl Harbor Remembrance Day