Across
- 2. - Rival house to Lancaster in 15th century wars four
- 5. - National flag of the UK nine
- 9. - Supporter of Parliament during Civil War ten
- 12. - Part of a key 1215 charter five
- 13. - War location for Britain in 1982 nine
- 15. - Britain's first female Prime Minister eight
Down
- 1. - Group of nations once part of the British Empire twelve
- 3. - Iconic English playwright eleven
- 4. - Iceni queen who fought the Romans seven
- 6. - Supporter of the king during Civil War eight
- 7. - Nickname for Cromwell's troops eight
- 8. - House involved in the Wars of the Roses nine
- 10. - Term for British overseas territories six
- 11. - 1066 battle site eight
- 14. - Battle site of 1415 involving Henry V nine