Mother Teresa founded the Missionaries of Charity, a Roman Catholic religious congregation, which in 2012 consisted of over 4,500 sisters and was active in 133 countries. They run hospices and homes for people with HIV/AIDS, leprosy and tuberculosis; soup kitchens; dispensaries and mobile clinics; children's and family counselling programmes; orphanages; and schools. Members must adhere to the vows of chastity, poverty, and obedience, as well as a fourth vow, to give "wholehearted free service to the poorest of the poor"
After Mother Teresa's death in 1997, the Holy See began the process of beatification, the third step toward possible canonisation.
On 17 December 2015, the Vatican confirmed that Pope Francis recognised a second miracle attributed to her involving the healing of a Brazilian man with multiple brain tumors.The Vatican has set 4 September 2016 as the canonisation date for Teresa