18 Lag B’Omer, Jewish
Lag B'Omer is celebrated with outings (on which the children traditionally play with bows and arrows), bonfires, and other joyous events. Many visit the resting place (in Meron, northern Israel) of the great sage and mystic Rabbi Shimon bar Yochai, the anniversary of whose passing is on this day.
3 Constitution Memorial Day, Japan
Kenpo Kinenbi - Constitution Day, celebrated on May 3, is a patriotic holiday in Japan. The day commemorates the date when the post-war Japanese constitution was enacted.
5 Cinco De Mayo
Cinco de Mayo is annually observed on May 5, the anniversary of a victory in 1862 in the fight for independence from French forces. It is a festival of Mexican pride and heritage in the United States.
5 Children's Day, Japan
11 Mother's Day
Mother's Day is a day created to honor mothers and motherhood. It is celebrated on different days around the world. In the U.S. it is celebrated on the 2nd Sunday in May.
Victoria Day, Canada
Victoria Day is celebrated in honor of the birthdays of both Queen Victoria and the current monarch of Canada.