Across
- 2. – What we need as a nation to stand strong.
- 5. – A type of defence involving emergency preparedness.
- 6. – A goal of all types of defence.
- 7. – Practising for emergencies.
Down
- 1. – Singapore's military force.
- 3. – Short for National Service.
- 4. – The kind of defence that involves everyone.
- 5. – Defence against online threats.