The Grande Seca, the Great Drought, or the Brazilian drought of 1877–1878 is the largest and most devastating drought in Brazilian history.[2] It caused the deaths of between 400,000 and 500,000 people.[3][4] Of the 800,000 people who lived in the affected Northeastern region, around 120,000 migrated to the Amazon while 68,000 migrated to other parts of Brazil.[3]