Whose initials efforts eventually led to president Woodrow Wilson's declaration of the annual Mother's Day celebration?

The initials efforts that led to President Woodrow Wilson's declaration of the annual Mother's Day celebration were primarily championed by Anna Jarvis. After the death of her mother in 1905, Jarvis campaigned for a day to honor mothers and their contributions. Her relentless advocacy resulted in the first official Mother's Day being celebrated in 1914 when Wilson signed the proclamation.