1) 4th
2) 3rd
3) 2nd
4) 1st
Explanation:
On August 21, 2019, The 2nd International Day of Remembrance and Tribute to the Victims of Terrorism has observed with the aim to focus on the resilience of victims and their families. UN Secretary-General, António Guterres informed General Assembly that Terrorism continues to pose a major threat to individuals, families, and communities. The UN has been working to provide resources, mobilize the international community and better address the needs of victims of terrorism by sensitizing the States.