St. Jude, also known as Thaddeus, was one of the twelve apostles of Jesus, born in Galilee and traditionally regarded as a martyr who died in Persia in the 1st century AD. He is recognized as the patron saint of desperate situations and is often invoked in times of need, with a feast day celebrated on October 28. The document also details his connections to Edessa, his healing of King Abgar, and the establishment of shrines in his honor, including notable ones in India.