A magnitude 6.9 earthquake in the Peruvian Andes mountains kills at least 1,400 people.

The 1946 Ancash earthquake occurred in the High Andes mountains of central Peru on November 10 at 12:43 PET. It had a surface-wave magnitude of 7.0 and a maximum Mercalli intensity of XI (Extreme). The intraplate shock was caused by normal faulting along a pre-existing thrust fault within the…