You need to explain how you think that dates can contribute to the fall of an empire. It is events, not dates that contribute to history.
Downfall - 2010 was released on: USA: 22 June 2010
Downfall - 2012 was released on: USA: 16 April 2012
The Downfall of China - 1901 was released on: USA: July 1901
Downfall - 2005 was released on: USA: 14 June 2005 (limited)
Downfall - 2011 II was released on: USA: December 2011
The Comedian's Downfall - 1913 was released on: USA: 17 September 1913
The Chef's Downfall - 1912 was released on: USA: 6 April 1912
Dad's Downfall - 1917 was released on: USA: 24 June 1917
Confined - 2012 Downfall - 1.9 was released on: USA: 20 December 2012
Forensic Files - 2000 The Financial Downfall was released on: USA: 2004
The Bad Man's Downfall - 1911 was released on: USA: 11 February 1911
Downfall - 2011 I was released on: USA: 14 April 2011 (48 Hour Film Project)