1) Pakistan
2) Swedan
3) Russia
4) U.S.
Explanation:
On May 24, 2019, Swedish Prime Minister Stefan Lofven announced that Sweden will host an International Conference against Anti-Semitism in memory of the Holocaust in October 2020. It will be held in Malmo, Southern Sweden, on October 27 and 28, 20 years after the Declaration of the Stockholm International Forum on the Holocaust and 75 years after the liberation of the Auschwitz concentration camp.