Conversation so far:
What interesting information is there about Rasputin's religious conversion?
In 1897, Grigori Rasputin developed a renewed interest in religion and left Pokrovskoye to go on a pilgrimage.
Where did Grigori Rasputin go on pilgrimage to in 1897?
Grigori Rasputin visited the St. Nicholas Monastery at Verkhoturye in 1897.
Did Grigori Rasputin have a reason for going on pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897?
Grigori Rasputin reasons for for going on pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897 are unclear. Whatever his reasons, Rasputin's departure was a radical life change.
How old was Grigori Rasputin when he went on pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897?
Grigori Rasputin was twenty eight years old when he began his pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897.
Did Grigori Rasputin ever go back to Pokrovskoye from pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897?
Grigori Rasputin's visit to the St. Nicholas Monastery at Verkhoturye in 1897 was transformative. He returned to Pokrovskoye a changed man.

Question: How had he changed when he returned?
Self-contained rewrite: How had Grigori Rasputin changed after he returned to Pokrovskoye from pilgrimage, visiting St. Nicholas Monastery at Verkhoturye in 1897?