The movie 'Henry Poole Is Here' is not based on actual events. It's a work of fiction that brings together various elements to form a compelling narrative.
Jessica Lynch was a U.S. soldier. Her story was initially misrepresented by the media. In fact, she was injured in a vehicle accident during the Iraq War. Later, she was captured by Iraqi forces. The real heroism lies in her survival and recovery from the ordeal, rather than the over - hyped 'action - hero' narrative that was initially spread.