David Beckham celebrates 'inspiring' 20 years as a UNICEF ambassador with throwback post looking back at his charity work

David Beckham celebrated 20 years as a UNICEF ambassador in a special Instagram post on Monday, looking back at his charity work over the decades. David Beckham, 49, celebrated 20 years as a UNICEF ambassador in a special Instagram post on Monday looking back at his charity work over the decades Throughout the video clips, he says: 'When I joined UNICEF as a Goodwill Ambassador in 2005, I could never have imagined the journey I would take with this incredible organisation.' A clip from his early days at UNICEF showed him wearing a hoodie with the charity's name on it The ex-England captain can be seen helping children across the world, hopping back and forth across eras In one clip, he was wearing a suit and tie and giving a speech to a UNICEF meeting Another shot showed a close-up of a tattoo reading, 'violence marks forever' He could also be seen on billboards doing charity work throughout the emotional video 'Every child has the right to dream and with the right support and opportunities, children can be empowered to shape their own lives. Another clip saw him stepping out onto a football pitch to address fans In another throwback, a shirtless David was mobbed by children playing football on a sandy pitch as the ambassador smiled Various shots saw him shaking hands with people he met across his many trips Others showed David watching as children ran around and played sport In many, he was holding young children and chatting to schoolkids in impoverished areas He admitted 'it wasn't the easiest thing to get her to agree to' but gushed that the Spice Girl is 'unbelievably hard working and very clever' and the world deserves to see that. In one video he high-fived some young people he was visiting and pretended to shake his hand in pain David was also spotted showing off his football skills and even allowing one young player to put the ball through his legs David previously detailed the surprising new project he is embarking on with wife Victoria Beckham after having huge success with his Netflix documentary last year The England football legend revealed he has convinced the fashion mogul, 50, to also create a documentary series looking back at her 30 year career David also revealed that Victoria is currently busy planning his 50th birthday bash, as he told viewers: 'Victoria is organising it all, it'll be in London.'