Revisions allow you to track differences between multiple versions of your content, and revert back to older versions.
Update to resource 'Number of Casualties by Degree of Casualty'
Update to resource 'Source File'
Update to resource 'Metadata'
Update to resource 'Source File Number of Casualties by Degree of Casualty'
Update to resource 'Metadata Number of Casualties by Degree of Casualty'