Love a Tree Day
Love a Tree Day is held on May 16. This event in the second decade of the month may is annual.
Peace Officers Memorial Day on May 15 (United States);
National Armed Forces Day in US on May 15 (celebrated on the third Saturday of May);
National Educational Bosses Week in USA on May 17 (Starts on Monday of the third full week of May. Administrative Staff);
National Pinot Grigio Day in USA on May 17 (You must be 21 or older to host this event)