Scottish independence: What's the defence debate all about?
What would happen to Trident on the Clyde, what kind of Army would an independent Scotland have and how much would it cost?
These are just some of the questions being asked as part of the referendum debate on defence.
Look at our "talking helmets" animation - it will help you better understand what the "Yes" and "No" camps are saying on the key issue.
More explainers, backgrounders and analysis on the referendum debate can be found on our special index.