I saw this incredible movie once and I haven't been able to remember the movie title it was about a mexican-american family englisg film and the young girl in the movie get abused by her uncle she ends up hanging herself in the tree on the familys back yard does anyone know this movie?

Sounds like Once Were Warriors (1994) (http://www.imdb.com/title/tt0110729/)

Once were warriors - it was a really good movie!