Graham said Saturday that Twitter moderators believe the Department of Homeland Security is more of a threat than the ayatollah of Iran.
The Iranian supreme leader attacked imports from "a certain luxury US mobile brand," but sent his condemnation through an Apple product.
Iran has repeatedly violated the flawed nuclear accord since the day it was announced.
For one of the world's most brutal regimes, the wheels are falling off.
Iranian leaders have repeatedly expressed support for anti-racism protesters in the U.S., even while suppressing anti-government demonstrations at home.
Iranian President Hassan Rouhani called for a nationwide halt on large gathering like weddings in order to curb the rise in coronavirus infections.
The Iranian government on Sunday mandated that everyone wear masks in public to curb the spread of the pandemic.
The Trump administration's "maximum pressure" campaign against Iran is working.
The international community must bring the full force of law against the terrorist Iranian regime.
The Iranian leaders' use of Twitter had several GOP senators demanding a federal investigation into the California-based tech company.
Tensions between Washington, D.C. and Tehran have remained high even as both nations struggle to contain the coronavirus pandemic.
"I don't know how true it is. But when there's such an allegation, can a wise man trust you?" Ayatollah Ali Khamenei tweeted.
Iran's coronavirus outbreak is unique in taking hold among Iranian lawmakers and senior regime officials.
Ayatollah Ali Khamenei suggested Washington does not want his regime's "religious democracy" to succeed.
The English version of Trump's tweet included a play on his famous campaign slogan: "Make Iran Great Again!"
"These American clowns lie in utter viciousness that they stand with the Iranian people," Ayatollah Ali Khamenei said.
Ayatollah Ali Khamenei told worshippers in Tehran on Friday that the strike against American targets in Iraq should be considered a "day of Allah."
Instead of overreact to every Iranian action, the U.S. needs to keep the scale of the Iranian threat in perspective—and make a pragmatic offer to Tehran.
"They are lying that our enemy is America," protesters chanted.
Thousands took to the street, calling on Supreme Leader Ali Khamenei to resign.
Iran's Foreign Minister Javad Zarif had previously said that Iran did not plan to escalate tensions further.
Ali Akbar Velayati said that the U.S. "took a foolish move" by assassinating Qassem Soleimani "and they must leave the region."
Demonstrators caused havoc at the U.S. Embassy in Iraq after retaliatory American airstrikes killed 25 members of an Iran-backed militia.
President Hassan Rouhani added that the "outrageous and idiotic" U.S decision to impose sanctions meant the "certain failure" of American efforts.
"No one can defeat a nation which pursues resistance," Iranian President Hassan Rouhani said in a televised address, claiming the U.S. and its allies were to blame for the country's poor economy.