Madeleine McCann: A timeline of key dates and developments

The German national linked to the disappearance of Madeleine McCann has been made a 'formal suspect' by Portuguese authorities.

It is now nearly 15 years since Madeleine McCann disappeared during a family holiday in Portugal. Picture: PA

Almost 15 years after the disappearance of Madeleine McCann, Portuguese police have formally identified German national Christian Brueckner as a murder suspect.

Investigators believe the convicted sex offender killed Madeleine after abducting her from a holiday apartment where she had been staying with her parents, Kate and Gerry McCann, and younger siblings, Amelie and Sean.