Easter Island

When Jacob Roggeveen discovered the island on Easter Sunday, April 5, 1722, the island was inhabited by 2 - 3 thousand people.

An excerpt from the article 29 facts about Easter Island
Previously, the island may have been inhabited by 10-15 thousand people, but the depletion of natural resources and the cutting down of all trees caused the population to decline. According to the locals, there were fights and even cannibalism due to a lack of food. Another thesis is that the spread of the Polynesian rat caused the lack of food and deforestation.