The event that marks the beginning of the new year on January 1st is New Year's Day. Celebrated globally, this date is recognized as the start of the Gregorian calendar year. New Year's Day customs vary widely across cultures, but many people celebrate with festivities such as fireworks, parties, and traditional meals. Resolutions for personal improvement are also common as individuals reflect on the past year and set goals for the year ahead. The transition from December 31 to January 1 signifies a fresh start, a moment celebrated with hope and optimism.