Simon Marks

President Barack Obama has asked Congress to formally authorise the use of military force against Islamic State militants. Audio

The White House is vowing to bring to justice the Islamic State militants it says are responsible for the "captivity and death" of an American woman in Syria. Audio

Barack Obama says the US is considering sending lethal arms to Ukraine if diplomacy with Russia fails to end the crisis. Audio

The Jordanian government is promising what it calls an earth-shaking response to avenge the murder of one of its air force pilots by Islamic State extremists and is about to start executing IS… Audio

The United States is reconsidering whether to send weapons to Ukraine in its fight against Russian-backed separatists. The policy u-turn comes amid a surge of new fighting in eastern Ukraine. Audio

President Obama says the United States is ready to "turn the page" after years of vicious recession and long and costly wars. Audio

European leaders have also been expressing solidarity with the French, and urging people across the continent to stand up for the principles of freedom. Audio

It's looking increasingly likely that the former Florida Governor Jeb Bush will run for the White House next year. Audio

North Korea's entire internet access was shutdown for hours today and the White House is refusing to say if the U.S is responsible. Audio

Unions representing New York police say the city's Mayor, Bill de Blasio, "has bloods on his hands" following the weekend killing of two officers who were on patrol in Brooklyn. Audio

The United States and Cuba are taking historic steps to end a more than 50-year standoff. Audio

Jeb Bush, the brother of former President George W Bush, says he's actively exploring the possibility of seeking the US Presidency in 2016. Audio

Another Bush is considering a tilt at America's top job. Audio

The head of the CIA has responded to the damning report accusing it of torturing prisoners in the wake of 9/11, admitting that some interrogators have used "harsh" and "abhorrent" tactics in the past… Audio

A United States report into the CIA's controversial interrogation methods after the 9/11 attacks has found the techniques were not only ineffective, but their use was misrepresented to the government.

Prince William is praising Air New Zealand for taking a lead in boycotting cargo that aids illegal trade in wildlife. Audio

The Duke and Duchess of Cambridge have arrived in New York for a 48-hour visit that will include a meeting with President Obama at the White House, and a tour of the 9/11 Memorial in lower Manhattan.

A woman and a 10-year-old boy were among 13 people killed when US-led forces failed to rescue two Western hostages in Yemen at the weekend. An American journalist, Luke Somers, and South African… Audio

New York police are defending themselves against accusations of racism after protests were sparked by a grand jury decision not to prosecute an officer who choked father-of-six Eric Garner to death. Audio

There are angry protests in the United States in reponse to another grand jury - this time in New York - deciding not to charge a white police officer who used a chokehold on an unarmed black man who… Audio