Can a movie inspire a nation?

Karteek wonders whether a movie can bring Good Luck to a nation, and answers his own question with an emphatic NO!

However take a look at the timeline and judge for yourself.

August 10, 2007 - Chak De India starring SRK is
released
August 29, 2007 - Football, India won Nehru Cup
[1]
September 9, 2007 - Hockey, India won Asia Cup
[2]
September 24, 2007 - Cricket, India won T20 World Cup
[3]

Don’t you think there could be something in it?