Iran has withdrawn from key elements of the 2015 nuclear deal. The UK should respond with caution – and flexibility.
To make sense of the Soleimani assassination, you need to look at the global economics of oil.
The drone probably used to kill Iranian general Qassem Soleimani doesn't take away all risks and responsibilities from military personnel.
Tehran is making threats but its options are somewhat limited.
For decades, Iran has built up a network of proxies across the Middle East. Will it now use them to retailiate for the killing of its top general?
Given the perils of direct confrontation with the US, the most likely recourse for Iran may be to mobilise its proxy militias to attack American assets in Iraq.
It's very dangerous to assume that Iran will not escalate the crisis further, much less that the US could limit any violence that might ensue.
President Trump's Iran policy took a dramatic turn when the US killed Iran's top military commander in a drone strike. To avoid war, one foreign policy scholar says Trump has to reverse his stance.
The Trump administration is only the latest to push the boundaries of the law to take out foreign adversaries.