Thursday saw Canada's Supreme Court exonerating a 92 year-old man who has confessed to being a former member of a Nazi death squad. The man, Helmut Oberlander, claims he was conscripted when he was 17 as an interpreter for one of the Einsatzkommando mobile killing squads, though he never participated in any murders.

Canada, which enforces a ban on anyone who took part in war crimes, attempted to revoke his citizenship three times since 1995, but each time the decision was overturned.

Read more