Mr Hague said the UK would work with EU partners to impose sanctions on those responsible to help bring an end to the violence.
The report, Torture Archipelago: Arbitrary Arrests, Torture and Enforced Disappearances in Syria's Underground Prisons since March 2011, includes maps locating detention centres, video accounts from former detainees and sketches of torture techniques.
Almost all the former detainees interviewed by Human Rights Watch said they had been subjected to torture or witnessed the torture of others during their detention.
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A doctor who lied and recorded a lower temperature for Ebola nurse Pauline Cafferkey on her return to the UK has been suspended for a month.
Emergency services were alerted to the crash at 3.50pm on Thursday, Sussex Police said.
WARNING: Some people may find some of the images in this report distressing.