The US carries out its first air strike against Islamic State (IS) militants under a new strategy to defeat the group in Iraq.
On UK independence, it's clear where Washington sits. It's all about ensuring that the country with which it enjoys a "special relationship" stays as strong and reliable as possible.
When the leader of the free world declares his country is going to war you'd hope his international partners might be reliable. At least for 24 hours. Just to be polite.
With US public opinion increasingly favouring intervention against Islamic State militants, how far is President Obama prepared to go in his speech to the nation tonight?
Iran's Chief Negotiator Abbas Araghchi tells me that there is a genuine negotiating bond of respect with the United States, but the negotiations are hard.
The US launches four airstrikes against Islamic State forces to protect Iraq's Haditha dam, escalating its intervention in the conflict.
The US will not be intimidated by Islamic State militants, President Obama says, after the White House confirmed that a video showing the beheading of a US journalist was authentic.