Soldiers pay their respects at Fromelles cemetery dedication

19 July 2010: A carriage carrying the coffin of an unknown Australian soldier arrives at the British Australian cemetery in Fromelles, northern France Photograph: Remy De La Mauviniere/AP

19 July: British and Australian soldiers carry the unknown soldier's coffin Photograph: Remy De La Mauviniere/AP

19 July: The coffin of the final soldier found in a mass grave for those who died at Fromelles in 1916 is carried to its resting place in the village's new cemetery Photograph: Dan Kitwood/Getty Images

19 July: Soldiers hold rifles as they pay their respects at the military ceremony Photograph: Dan Kitwood/Getty Images

19 July: A military band plays during the Fromelles ceremony Photograph: Dan Kitwood/Getty Images

19 July: Prince Charles and Camilla Duchess of Cornwall lay flowers at the grave Photograph: Dan Kitwood/Getty Images

Soldiers from D Company, 31st Battalion, Australian army, many of whom were buried at Fromelles Photograph: Collect

1916: A soldier is helped during the battle of Fromelles Photograph: Rex Features

August 2008: Archaeologists at the site of a mass grave containing the bodies of Australian and British troops killed at Fromelles during the first world war
Martin Argles/The Guardian

August 2008: Archaeologists start work on the excavation of a possible mass grave containing the bodies of Australian and British troops killed during the battle of Fromelles
Martin Argles/The Guardian

An archaeologist holds buttons from a soldier's uniform recovered from the Fromelles area in May 2009 Photograph: Chris Radburn/PA

The inauguration and blessing of Pheasant Wood, a first world war mass burial site at Fromelles, by British and Australian army officials in May 2009 Photograph: Chris Radburn/PA

Objects and remains are recorded by specialists at the Oxford Archaeology Institute in August 2009 after being recovered from mass graves in Fromelles Photograph: Mikael Libert/EPA/Corbis

Specialists from the Oxford Archaeology institute work on the recording of objects Photograph: Mikael Libert/EPA/Corbis

An unknown first world war soldier is buried at Pheasant Wood military cemetery in Fromelles in January Photograph: David Rose/Rex Features