Highest-rated, most-watched special in History's history

From History channel:
AMERICA, THE STORY OF US - 9-11PM

HH Rating: 4.0

Total Viewers: 5.7 million

A18-49: 2.6 million

A25-54: 2.7 million

M18-49: 1.6 million

M25-54: 1.6 million