Speaking to news agency IRNA, Mousavi said,"I doubt they have the courage to initiate a conflict (in which the Americans threatened to strike 52 targets)".
"We have targeted 52 Iranian sites (representing the 52 American hostages taken by Iran many years ago), some at a very high level and important to Iran and the Iranian culture", Trump tweeted on Saturday evening.
People march as they take part in an anti-war protest amid increased tensions between the United States and Iran at Times Square in NY, U.S., January 4, 2020.
The UK has updated its travel advice for Brits in Israel and the Palestinian Territories, urging them to "remain vigilant" following the assassination of top Iranian General Qasem Soleimani.
He linked the number of sites to the number of hostages, also 52, held by Iran for almost 15 months after protesters overran the US Embassy in Tehran in 1979. -Iranian hostilities in Iraq since last week when pro-Iranian militias attacked the US embassy in Baghdad after a deadly USA air raid on Kataib Hezbollah, founded by Muhandis.
In a letter to Democrats, Pelosi says the House will introduce and vote this week on a war powers resolution to limit Trump's military actions regarding Iran.
SpaceX shares its vision for future Crew Dragon flights
After launching into space, the Crew Dragon detaches from the rocket as it prepares to dock at the ISS. Earlier this year, an explosion during one such tests destroyed its Crew Dragon capsule .
Secretary of State Mike Pompeo appeared on ABC's "This Week" Sunday and said, "The American people should know that every target that we strike will be a lawful target, and it will be a target designed with a singular mission, of protecting and defending America".
Typically, U.S. military planners consider a "proportional" response to a provocative military act, as happened in June when Trump initially approved airstrikes on Iranian air defense systems that shot down an American drone.
Soleimani was killed along with Abu Mahdi al-Muhandis, deputy commander of the Popular Mobilisation Forces (PMF, or Hashd al-Shaabi), an Iran-backed umbrella organisation comprising several militias.
The strike came a week after a USA defense contractor had been killed at a military compound in a rocket attack and just days after militants stormed the American Embassy in Baghdad. The Islamic Republic has vowed revenge for the Trump-ordered airstrike that killed him and several senior Iraqi militants early Friday Baghdad time.
Soleimani's remains arrived in the southwestern city of Ahvaz, Iran, from Iraq on Sunday.
Iran's Supreme Leader Ayatollah Ali Khamenei is expected to lead a prayer ceremony for Soleimani at Tehran University on Monday, whereas the general's funeral will be held in his hometown Kerman on Tuesday. Washington accused the group of an attack on an Iraqi military base that killed an American contractor.