It also wants the court to prevent Hilton from expanding its luxury and lifestyle brands, including its Waldorf Astoria hotels, for a "reasonable time."

The corridors of New York's historic Waldorf-Astoria Hotel are lined with black-and-white photographs of famous visitors and guests who have stayed there in the past.

Waldorf Astoria also scored highest in guest loyalty for the same period indicating a logical connection between happy guests and more (positive) reviews.