The Arizona Republic or azcentral.com online, a USA TODAY Network newspaper, found one of the earliest instances was ...

From the sheer volume of flowers purchased in the U.S. to the holiday's unique origins, there are many fascinating facts about how we celebrate Mother's Day today.

With the passing of Easter Sunday, the next important date on the calendar is meant to celebrate mothers and mother figures.

President Woodrow Wilson signed a bill that designated the second Sunday in May as Mother’s Day, a holiday that was intended to celebrate “the best mother in the world, your mother.” ...