Sally is antecedent for herself
letter is an antecedent it
the antecedent is what the pronoun modify
A casement is a h<span>inged window.
Hope this helps</span>
I think this is a fragment
Roosevelt's speech and timing extended his executive powers to not only declaring war but also making war, a power that constitutionally belongs to Congress. The overall tone of the speech was one of determined realism.