As Israel-Iran conflict continues, former US nuclear negotiator Alan Eyre told Al Jazeera that Iran’s options in the face of the Israeli onslaught are “very bleak” and “very limited”.

For now, the fighting between Israel and Iran seems restricted to the two nations. But what if calls to de-escalate fall on deaf ears? What if the fighting escalates and expands? Here are just a few possible, worst-case scenarios:

First daylight sirens in Israel; explosions in Tel Aviv

Israel and Iran launched fresh attacks on each other yesterday, killing scores, as US President Donald Trump said the conflict could be ended easily while warning Tehran not to strike any US targets.

The officials, speaking on condition of anonymity, said top US officials have been in constant communications with Israeli officials in the days since Israel launched a massive attack on Iran in a bid to halt its nuclear program

President Donald Trump told a news network Sunday the United States could become involved in the Iran-Israel conflict, and that he would be "open" to his Russian counterpart Vladimir Putin being a mediator

Strikes in both countries persisted throughout the day, as the death rose following Israel's large-scale attacks on Friday aimed at crippling Iran's nuclear and military infrastructure, sparking retaliation

With no let-up in sight, Iran said it would begin opening mosques, metro stations and schools to serve as makeshift bomb shelters for civilians, as Israel kept up its withering blows

A pattern of impunity has fuelled Israeli aggression

German Chancellor Friedrich Merz said on Sunday he hoped agreement could be reached on four points at an upcoming Group of Seven (G7) summit in pursuit of a resolution to the conflict between Israel and Iran..Speaking as he prepared to fly to Canada for the meeting, Merz said he expected t

Both Iran state media and Israeli military confirm

Iran has asked Cyprus to convey "some messages" to Israel, President Nikos Christodoulides said on Sunday, adding he expected to speak to Prime Minister Benjamin Netanyahu later in the day

Tasnim news agency reported on Sunday

Israel and Iran launched fresh attacks on each other overnight into Sunday.

The Israel-Iran conflict exposes the fragility of international norms in a multipolar era, where power is fragmented and restraint is rare.

Hamid Gholamzadeh, director of Tehran’s Diplo House think-tank, says Israeli attacks on Iranian energy and other sites have failed to create domestic unrest and instead united the population.

In a video message Friday night, Netanyahu claimed Iran had ramped up production, aiming to build 300 ballistic missiles a month

Many of the sites struck by Iranian missiles appear to be inside Israeli cities

Missile strikes on Friday night and Saturday have killed at least ten Israeli civilians and injured more than 200 people

How long can Iran's arsenal of reportedly 2,000 ballistic missiles last?