Climate change warning: Greenland once melted and raised the ocean 5 feet.

A 618-page report from 1986 examining the postwar arrival in Canada of those alleged of Nazi war crimes still hasn’t been fully declassified, but certain segments must now be made public, according to a recent Federal Court ruling. In a 21-page ruling issued Tuesday, Justice Simon Fothergill said the public interest in preserving the historical record, the many decades that have passed and the weakness of the government’s reasons for continued secrecy all weighed in favour of increased disclosure of historian Alti Rodal’s report. “We deserve the opportunity to learn from our past and...