The event celebrated on the first day of January in many cultures is New Year's Day. This day marks the beginning of the Gregorian calendar year and is often associated with various traditions and celebrations worldwide. People engage in festivities that may include fireworks, parties, and special meals, and many also take the opportunity to reflect on the past year or set resolutions for the new one. Customs vary from culture to culture; for instance, some cultures focus on family gatherings, while others emphasize themes of renewal and hope for a prosperous year ahead.