Short answers, pulled from the story.
Saint George died on the 23rd of April 303 and was born in the quiet hills of Cappadocia, a region in modern-day Turkey. His parents were named Gerontios and Polychronia, and he served as a member of the Praetorian Guard under Roman Emperor Diocletian.
The legend of Saint George slaying the dragon emerged centuries after his death and reached Latin Europe in the 12th century. It was codified in the 13th-century Golden Legend by Archbishop Jacobus de Voragine and later translated into English by William Caxton in the 15th century.
Saint George is revered as the prophetic figure Al-Khidr or Jurjis in Islamic tradition and is among the most venerated figures in the Druze faith. The shrine in the village of Al-Khader near Bethlehem serves as a shared sanctuary where Christians and Muslims visit to seek healing and pray for children.
Saint George rose to become the patron saint of England by the 14th century when Edward III founded the Order of the Garter under his banner in 1348. His cross became the national flag of England and eventually merged with the Scottish flag to form the Union Jack.
The Church of Saint George is located in Lydda, now the city of Lod in Israel, and houses a sarcophagus traditionally believed to contain his relics. This site serves as a physical anchor for the faith that has grown far beyond its ancient roots.