How to Use "unrepentant" with Example Sentences

1. Is japan as unrepentant about its past as its neighbors claim ?
2. Unions have accused the bank of emerging from the financial crisis " unrepentant and unreformed " .
3. He is unrepentant about what most everyone labels a vice .
4. Mr ghamdi remains in office , unrepentant .
5. The country that stands out as unrepentant is greece .