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    On the 4th of May Prince Philip, Duke of Edinburgh, announced that he would be retiring from his public royal duties in August.

    Ever a joker, the 96 year old laughed that he was standing down because 'he couldn't stand up much longer'. Here, we look back at the Duke's almost 70 year history of being 'the world's most experienced plaque unveiler':

    (Image: Featureflash Photo Agency / Shutterstock)