Indonesia also suffered major incidents and major natural disasters throughout the year. A string of terrorist attacks occurred throughout Indonesia on May, with the most serious incident occurred in Surabaya from 13-14 May. In terms of natural disasters, the Indonesian National Board for Disaster Management (BNPB) recorded a total of 1,999 natural disasters throughout the year, with more than 4,000 deaths. Month of September saw the largest loss of life due to the 2018 Sulawesi earthquake and tsunami, the deadliest earthquake in Indonesia in more than a decade.