That episode of the Crown on Netflix was engaging and had the impetus to get people searching for facts immediately afterwards.
The greatest thing about that portrait was its loss. The story it now holds is far more powerful than it would have it been had it hung as intended.
The true art of the portrait is the story it tells. Sometimes a great sacrifice must be made to realize a greater potential.
RE: "Manuscripts Don't Burn"(c). But Do Paintings Burn? Unpopular Portrait of Winston Churchill.