Yes, I feel that Anne believes she is going to survive the war.
Anne have this belief that she will survive the Holocaust as well as any obstacle on multiple occasions.
She accepted her condition and was very optimistic, though weary of the “Secret Annexe” at the start .
Her faith was in god and the kitty, however, death knock at the family of three as a result of gas chamber, hence the tittle, " Anne's diary"
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