Officials close to Iran's supreme leader vowed to take revenge on the United States for the attack that killed General Soleimani in Iraq.

"He is back with his martyrs, and we will bring bad revenge to the United States," Mohsen Rezaei, secretary of the Iranian National Emergency Council (EC) today tweeted, referring to the attack that killed General Qassem Soleimani, commander of the Quds task force of Iran's Islamic Revolutionary Guards (IRGC), near Iraq's Baghdad international airport early on Tuesday.

Rezaei had served as commander of the IRGC and maintained influence in the force. The National Emergency Council is also the leading authority in Tehran, responsible for advising supreme spiritual leader Ali Khamenei.

Iranian Foreign Minister Mohammad Javad Zarif also criticized the US air strike against General Soleimani, saying that Washington would be responsible for all the consequences of adventureism.

"The US international terrorist act against General Soleimani, who leads the most effective force in the fight against the Islamic State (IS), al-Nusra rebels and al-Qaeda is extremely dangerous. , is also a stupid escalation, "Secretary of State Zarif wrote on Twitter.

Iran's Supreme National Security Council will hold a special meeting today to investigate the attack.

The US military appears to be on high alert to respond to threats in the Middle East. "The military, the State Department, the President, everyone is on high alert. I know that all options are 'on the table', US interests in Iraq and the region will be there. protect, "Fox News analyst Sean Hannity quoted an unnamed source as saying today.

The Pentagon confirmed that US President Donald Trump ordered an attack to kill General Soleimani at Baghdad International Airport in Iraq earlier this morning.

The attack came amid tensions between Iran and the United States after thousands of protesters on 31 December broke the wall, storming the US embassy in Baghdad to protest the US air strikes on three armed group positions. Pro-Iranian Kataib Hezbollah over Iraqi and Syrian territory last weekend left 25 gunmen dead and 51 injured.

Numerous US senators and experts voiced concern that the military conflict between Washington and Tehran would break out after the attack.