He did so to heighten the importance of his action. By putting the imperial crown on his own head while the Pope stood by, Napoleon made a symbolic gesture stating that he would be subservient to no one on earth, and that Rome would never command him.
Sorry I didn’t know the story
Hey there! Here's some of the history of the Blue Train;
-invented sometime by 1923
-in 1997, a new 'Blue Train' was introduced
12th century
I did a quick google, and it says 12th century
Causation I think if I have the right meaning