Iran hasn't forgotten. President Trump has not either. Iran has been warned. https://www.debka.com/iran-hizballah-gird-up-for-guerilla-rocket-attacks-on-us-forces-in-iraq-rockets-against-israel/  "Revolutionary Guards chief Maj. Gen. Hossein Salami and Hizballah chief Hassan Nasrallah, Gen. Salami, speaking at a closed session of the Iranian parliament, said: “Our operations against the United States are not over.” Nasrallah: “The response to Soleimani’s killing is not a single operation [the missile attack on two US bases in Iraq] but rather a long course that leads to the ouster of American forces from the region.”" https://www.algemeiner.com/2020/01/21/iranian-lawmaker-announces-3-million-award-for-whoever-kills-trump/  "An Iranian lawmaker announced a three-million-dollar award to “whoever kills Trump,” an Iranian semi-official news agency reported."