Local bishops had the power of beatifying until 1634, when
Pope Urban VIII, in the
apostolic constitution Cœlestis Jerusalem of 6 July, reserved the power of beatifying to the
Since the reforms of 1983, one
miracle must be believed to have taken place through the intercession of the person to be beatified, though the medical investigations of the Church are conducted privately and are therefore subject to speculation about their methods.
The requirement of a miracle is not relevant to the beatification, or subsequent
canonization, of those who died in
martyrdom, as their sanctity is evidenced by being killed in odium fidei (in hatred of the faith).
feast day for a Blessed person is not universal, but is celebrated only in regions where the person receives particular
veneration. For instance, Saint
Kateri Tekakwitha was especially honored in the United States and Canada during her time as Blessed. The person may also be honored in a particular religious order,
diocese, or organization, such as
John Duns Scotus among the
Archdiocese of Cologne and other places. Similarly, veneration of Blessed
Chiara Badano is particular to the
Focolare movement; her case also demonstrates that, contrary to popular opinion, beatification may take place within a relatively short time after a person's death of an individual (for Badano, twenty years).