Iran says it sent a capsule into orbit capable of carrying animals as it prepares for human missions in coming years

A Pennsylvania water authority was just one of multiple organizations breached.

Iran’s state media say the country's navy has added a destroyer to its Caspian Sea fleet capable of launching cruise missiles

The container ship is owned by an Israeli billionaire.

This is the fourth round of American retaliatory airstrikes in response to a near-daily spate of attacks on U.S. forces in Iraq and Syria by Iran-backed groups.

The Pentagon says U.S. forces were again targeted by Iranian-backed militants.

A U.S. gunship has struck back at Iran-linked militants who injured several U.S. troops in Iraq.

Iran-backed groups have attacked US forces more than 60 times since mid-Oct.

The strikes in the region on Sunday night are expected to have killed roughly half a dozen militants, ABC News has learned.

A U.S. official says this third round of airstrikes targeted Iran-backed forces in Syria, including a command and control center.

Two U.S. F-15 fighter jets launched missiles at a weapons storage facility in eastern Syria, which the Pentagon says was being used by Iran’s Islamic Revolutionary Guard and its proxies.

The U.S. has the right to retaliate after American forces were attacked at least 13 times in the last week by Iran-backed groups, Biden said

Secretary of State Antony Blinken had tough words for Iran as the Pentagon said 13 attacks on U.S. targets in the region recently had left two dozen troops with minor injuries.

ABC News’ Jon Karl interviews Secretary of Defense Lloyd Austin on “This Week.”

Protesters calling for an end to aid to Israel and fiery questions from GOP senators underscore Jack Lew's confirmation hearing in his bid to become ambassador to Israel

Tim Scott on Tuesday introduced to permanently refreeze $6 billion in Iranian oil revenue released to free five American detainees

The agreement comes as the U.S. is scrutinizing Iran's role in backing Hamas.

The United States and Qatar have agreed to deny Iran access to $6 billion in oil revenue that was freed up last month as part of the U.S.-Iran prisoner swap.

The U.S. has reached an agreement with Qatar to halt the release of $6 billion in Iranian oil assets amid scrutiny over Iran’s relationship with Hamas.

Experts ABC News spoke with point to Iran as likely helping the terrorist group.

Mohammadi is only the 19th woman to receive the honor.

ABC News’ Martha Raddatz interviews the wife of the president of Iran on “This Week.”

In a new interview, the wife of Iranian President Ebrahim Raisi, Jamileh Alamolhoda, repeated claims that Mahsa Amini's death was the result of a preexisting illness

Jamileh Alamolhoda, the wife of the Iranian president, defended harsh penalties for hijab law violations amid protests.

ABC News' Martha Raddatz sat down with Jamileh Alamolhoda, the wife of Iran's president, to discuss the country's strict hijab law.

The plane carrying five American citizens who were freed as part of a deal between the U.S. and Iran has landed in the United States.

About 80% of people who've been killed amid Iran's protests have been men, according to one human rights organization.

Friends and family were on the tarmac in Virginia to greet the five men.

The National Security Council spokesperson shares an update on the five Americans who were freed from Iran, their return to the U.S. and reuniting with their families.

The 22-year-old Kurdish woman’s death in police custody triggered Iran’s longest anti-government protests since the 1979 revolution.

Five Americans have landed back home after being returned to the United States following a prisoner swap with Iran.

ABC News’ Linsey Davis reports on the state of the “Women, Life, Freedom” movement one year after the death of Mahsa Amini in Iranian custody sparked protests over the treatment of women in Iran.

Five Americans who were freed from Iranian custody were seen for the first time in years during their long flight back to the U.S.

The Americans being repatriated include Siamak Namazi, Emad Shargi and Morad Tahbaz, as well as two others who asked that their identity not be made public.

Secretary of State Antony Blinken described the conversations he had with the freed prisoners as "emotional" after their arrival in Qatar.

They were exchanged for five Iranian citizens at the airport in Doha, Qatar. Iran convicted the Americans on espionage charges, allegations they and the U.S. deny.

The detained U.S. citizens being repatriated include Siamak Namazi, Emad Shargi and Morad Tahbaz, as well as two others who asked that their identity not be made public.

The detained U.S. citizens being repatriated include Siamak Namazi, Emad Shargi and Morad Tahbaz, as well as two others who asked that their identity not be made public.

Iranian authorities detained the father of Mahsa Amini, the 22-year-old woman who died in police custody last year, as he left his home to visit his daughter's grave.

The White House defended the administration's deal with Iran to free five detained Americans in exchange for unfreezing $6 billion in Iranian oil revenue.

National Security Council Coordinator John Kirby pushed back on criticism of the White House's planned prisoner swap with Iran.

Iranian human rights activist Bahareh Hedayat is experiencing dire health issues 12 days into her hunger strike in Tehran's notorious Evin Prison.

Secretary of State Blinken waived sanctions on $6 billion in Iranian money.

The Biden administration is clearing the way for South Korea to pay Iran $6 billion in oil revenues that have been held up by U.S. sanctions in order to secure the release of five Americans.

In exchange for the American detainees, the U.S. will release five Iranians imprisoned in the U.S. and transfer $6 billion in frozen Iranian money from South Korea to Qatar

Iran arrested Mehdi Yarrahi, a prominent pop singer, on Monday after he released a song celebrating the anniversary of the Mahsa Amini protests.

Neda Sharghi and Tara Tahbaz speak with “GMA” about the current status of their loved ones detained abroad and the deal to potentially set them free.

Iranian officials say 2 women's rights activists were arrested by security forces in the northern Iranian province of Gilan Wednesday.

Five American citizens considered to be unjustly detained in Iran are now under house arrest, U.S. officials said Thursday

Iran moved to release Siamak Namazi, Emad Shargi and Morad Tahbaz as well two other U.S. citizens in exchange for eventual access to billions of dollars in blocked assets