In what year was the album “Unfaithful” released by Rihanna?

In what year was the album “Unfaithful” released by Rihanna?: The album “Unfaithful” was released in 2006 by Rihanna.
What is the most successful song from the album “Unfaithful” by Rihanna?: “Unfaithful” is the biggest hit from the album “Unfaithful” by Rihanna.

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