Description A man has been jailed for more than 18 years for a series of sexual offences in Hampshire, including assaults on two children aged under 13.John Cooper, 57, admitted 15 offences in the Ringwood area in 2014 and 2015.Cooper, of Hurst Road, was convicted of two further offences following a trial at Bournemouth Crown Court in January including the rape of a third female.Police said the victims' courage throughout the investigation had "stopped a "dangerous offender".Det Con Richard Chegwidden said: "These brave individuals have prevented others from coming to harm."Cooper was jailed for a total of 18 years and 9 months.His offences included sexual assaults and taking indecent photos of a child.He was found guilty by a jury of inciting girls to engage in sexual activity.