Trump agreed on such a response to Iran at the end of December when Pentagon Head Mark Esper supported Pompeo’s position.
According to the newspaper, initially, the U.S. Defense Department stood against the elimination of the Iranian general as the military should be redeployed to the Middle East, while Pentagon wanted to enhance the positions in East Asia. Trump also intended to withdraw American troops from the Middle East as it was one of his promises during the election campaign.
The idea of Pompeo was supported after the shelling of the military base on December 27 when one American contract soldier was killed and military were wounded.
It is stated that after the murder, the State Secretary tried to find support in Europe but unsuccessfully. The source from the EU stated that due to this fact the issues appeared in the nuclear agreements as well as the threat to the security of the embassies of the European states in Iraq and Iran.
On January 5, the Parliament of Iraq voted in favor of a resolution providing for cancellation of agreement with an international coalition led by the United States. The corresponding decision was made at an extraordinary session of parliament.
Suleymani was killed on January 3 on the order of U.S. President Donald Trump, as the missile hit Baghdad international airport. Soon, in a statement, Trump called Suleimani "the number one terrorist in the world."