User:Claudiogonzalo85/1420 Caldera earthquake

The 1420 Caldera earthquake was a large-scale earthquake, followed by a  giant tsunami, which affected the northern coastal territory of Chile, in the Atacama Region

The resulting tsunami affected Japan. .

Generalities
Because the native local populations did not use written records, the existence of this huge earthquake could only be discovered in 2018, by linking the information that huge pieces of cliffs (up to 40 tons) that were dragged inland by huge waves and that remained over marine molluscs, which were dated by the carbon testing.

The date indicated was obtained by relating the tsunami that affected the Japanese towns of Kawarago and Aiga, between 6 and 10 in the morning (local time), on September 1, 1420, in which the sea retired 9 times