On 3 January 2020, Chief of Iran's elite Islamic Revolutionary Guard Corps overseas forces Qassim Soleimani was assassinated by the US strike. Moreover, on 8 January Iran retaliate on US Base Camp in Iraq. The strike causes no harm or injuries. The American President says that the US will not respond to this attack. After that, the tension in the region is apparent. The conflict between these two nations increases day by day.