After the success of the film Iron Man in May 2008 , Marvel announced that The Avengers would be released in July 2011 .
The film 's development began when Marvel Studios received a loan from Merrill Lynch in April 2005 .
After the success of the film Iron Man in May 2008 , Marvel Studios announced that The Avengers would be released in July 2011 .
The film 's development began when Marvel Studios received a loan from Merrill Lynch in April 2005 .