New Delhi, July 7 -- Prince Harry 's longtime battle with the British tabloids reaches its climax Tuesday.

A judge in London's High Court will rule on the Duke of Sussex's privacy invasion lawsuit against the publisher of the Daily Mail, ending a trio of lawsuits that accused the news media of unlawfully snooping on his life.

Harry and six others are seeking substantial damages in the celebrity-studded lawsuit where the legal costs for the 11-week trial have been estimated at about 40 million pounds ($53.5 million).

Harry, singer Elton John and actors Elizabeth Hurley and Sadie Frost are among those who accused Associated Newspapers Ltd. of tapping their phones, intercepting voicemails and obtaining personal information through decepti...