Calendar Categories APCO International Charity Conferences Holidays Monthly Meetings Tabletop Training Day Agenda Month November – December 2025 Nov – Dec 2025 Collapse All Expand All Nov 27 Thu 2025 Thanksgiving @ USA Tickets Nov 27 all-day Fourth Thursday in November. Traditionally, this holiday celebrates the giving of thanks for the autumn harvest 4th Thursday in November Information provided by www.officeholidays.com Dec 25 Thu 2025 Christmas Day @ USA Tickets Dec 25 all-day Christmas celebrates the Nativity of Jesus which according to tradition took place on December 25th 1 BC Information provided by www.officeholidays.com November – December 2025 Nov – Dec 2025