How this conflict – played out in the rivalry between Iran and Saudi Arabia – is destabilising the world.
The government would supply weapons to the Kurds fighting extremists in Iraq, if they request arms.
The options offered to the Yazidis are far fewer than to Christians because they are not a monotheistic faith. To the jihadists, Yazidis must either embrace Islam or be killed.
We need reforms to parliament's summer recess in order to address the inevitable annual calls for it to be recalled over the break.
In Gaza, this approach of punishing civilians in the hope that they will turn against their Hamas leaders has been employed by the Israelis since Hamas first came to power in 2006.
As the US reports fewer stranded refugees on Mount Sinjar than expected, how can the PM respond to the decreasing likelihood of a rescue operation?
Voters opposed action against Assad, but support strikes against ISIS. Are recent events or the phrasing of a question responsible?
The grossly asymmetrical casualties inflicted on the Palestinians have obscured another important question: how far have they even been worth it from Israel’s point of view? By Donald Macintrye.
One of the questions facing David Cameron as he returns from his holiday.
We must not find ourselves wondering how this humanitarian crisis spiralled further and further out of control.
The destruction of this caliphate must come from a Muslim-led force.