And 28 December 2025 is after the many US & Israeli attacks of 2024 and 2025:
On 1 April 2024, Israel bombed an Iranian consulate complex in Damascus, Syria, killing multiple senior Iranian officials including a woman and her son, and Brigadier General Mohammad Reza Zahedi, a senior Quds Force commander of the Islamic Revolutionary Guard Corps (IRGC), and seven other IRGC officers, in addition to six other militants belonging to Hezbollah and other Iranian supported groups.
On 19 April 2024 Israel struck the Iranian air defense radar site protecting the Natanz nuclear facility destroying it.
On 13 July 2024 Israel struck a residential apartment building in Tehran, capital of Iran, assassinating Hamas’ political leader Ismail Haniyeh
On 26 October 2024, Israel carried out strikes on 20 locations in Iran as part of Operation Days of Repentance. It was the largest attack on Iran since the Iran-Iraq War. According to U.S. officials, Israel targeted critical components of Iran's ballistic missile infrastructure, destroying 12 planetary mixers essential for producing solid-fuel missiles. Thus crippling Iran's capability to replenish its missile stockpile. U.S. officials added that it would take Iran at least a year to resume its missile production.[1] U.S. and Israeli officials said that most of Iran's air defense network, including nearly all of its advanced S-300 systems, were destroyed.
On 13 June 2025, the conflict escalated into the armed conflict between Israel and Iran, when Israel launched a surprise attack targeting key Iranian military and nuclear facilities.[34][35] The opening hours of the war saw targeted assassinationsand attempted assassinations of Iran's top military leaders, nuclear scientists
On 22 June 2025, The United States, which had been defending Israel since the beginning of the war by shooting down Iranian missiles and drones, took offensive action by striking three Iranian nuclear sites
On 24 June 2025– After 12 days of fighting, a US-brokered ceasefire takes effect between Iran and Israel, ending all hostilities. Iran says at least 610 of its citizens were killed in the war, while Israel claimed 28 were killed on its side.
Crackdown starts on 12 August 2025- Iranian police arrest as many as 21,000 people related to the 12-day war with Israel, according to state media.
This link shows the progress of the nuclear talks in February 2026 up to the surprise attacks of 28 February 2026 https://www.aljazeera.com/news/2026/2/28/us-israel-bomb-iran-a-timeline-of-talks-and-threats-leading-up-to-attacks.
February 6 – Iran and the US begin indirect nuclear negotiations in Geneva, mediated by Oman, with the aim of reaching a deal to curb Tehran’s nuclear programme.
February 17 – High-level US–Iran nuclear talks resume in Geneva, again with Omani mediation.
February 22 – Oman confirms another round of discussions in Geneva, describing a “positive push” but admits that significant differences remain.
February 26 – A third round of nuclear talks concludes in Geneva, with mediator Oman saying “significant progress” was made and more discussions would be held the following week in Vienna.
February 27 – Oman’s foreign minister says Iran has agreed to degrade its current stockpiles of nuclear material to “the lowest level possible” — effectively to unrefined levels. US President Donald Trump says he prefers diplomacy but warns that “all options” remain available if diplomacy fails.
February 28 – Israel launches coordinated strikes on Iranian targets, including sites in and around Tehran. Iran retaliates by launching air and missile strikes across the region, including Qatar, United Arab Emirates, Saudi Arabia, Bahrain and Kuwait.