On September 4, 2016, the Vatican will declare Mother Teresa "Saint Teresa of Calcutta,"on the 19th anniversary of her death. Born as Agnes Gonxha Bojaxhiu, in Skopje, Macedonia, Mother Teresa dedicated her life to helping the poor in Calcutta, India (now Kolkata).

A nun belonging to the global Missionaries of Charity tends to a patient at Nirmal Hriday, a home for the destitute and old, founded by Mother Teresa ahead of Mother Teresa's canonization ceremony, in Kolkata, India, August 31, 2016.
Rupak De Chowdhuri/Reuters