The Service of Commemoration is underway in Alrewas to pay tribute to the soldiers who died in action in 2011.
Wreaths will shortly be laid at the Wall of Memorial.
The service is being led by Bishop John Kirkham, former Bishop to the Armed Forces.350 people are attending the annual event at the National Memorial Arboretum in Staffordshire.
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His parents from Kirk Hallam are now warning parents about the beds, which have bases that hinge upwards to reveal a storage space inside.
The history of Clumber House is to be displayed in a new exhibition. The mansion in Sherwood Forest was demolished in 1938.
Showers will continue through the day and may turn locally heavy with a risk of hail and thunder.