Obama has called for Americans not to be disheartened by anti-America violence, as six protesters have died in protests against an anti-Islam film.
The United States has vowed to avenge the consulate attack that killed its ambassador and would work alongside the Libyan government.
Witnessing both conferences is to see anger from the Republicans and abiding hope from the Democrats.
China has sounded the alarm about the state of the global economy and urged countries gathering at an Asia-Pacific summit to protect themselves.
US President Barack Obama has asked Americans for patience in rebuilding the weak economy, as he appealed for a new term in office.
When people go out in Chicago, it transpires, they are more likely to get shot. The murder rate for the first half of the year was up by 38%.
The Democratic Party has officially nominated US President Barack Obama as its candidate for the November 6 election to face Republican Mitt Romney.
First lady Michelle Obama has urged American voters to give her husband four more years to fix the struggling US economy.
Democrats are set to launch their case for Barack Obama’s re-election at his nominating convention, looking to draw a sharp contrast with Mitt Romney.
Dirty Harry himself nearly hijacked Mitt Romney’s presidential nomination with a rambling diatribe against Barack Obama – addressed to an empty chair.
Republican presidential candidate Mitt Romney’s chief weakness is that he sounds like a chief executive.
As predicted by US President Barack Obama, the Republican National Convention has given a platform for opponents to vent their rage against him.
It is no coincidence Mitt Romney chose to hold his nominating convention in Florida, as the state could well decide the result of the US elections.
The Republican party has made it almost impossible for millions of black and Hispanic Americans to get the IDs they need to vote in November.
Fears are growing that foreign funding of Syria’s rebels could lead to conflict in Turkey, Lebanon and beyond.
Observers believe China was the aim of US Secretary of State Hillary Clinton’s swipe at irresponsible resource seekers. Charles Molele reports.
Romney arrived in London pursued by calls to use this overseas tour to define a foreign policy that amounts to more than criticising the president.
Condemnation of Syria has increased after it issued a veiled threat to use chemical or biological weapons if it was attacked by outside forces.
Mitt Romney embodies a system dominated by financial engineering that uses companies as casino chips.
Mitt Romney, stung by persistent attacks on his record as a businessman, has mounted a blistering counterattack against President Barack Obama.
US President Barack Obama has refused to apologise for accusing Mitt Romney of outsourcing jobs while in charge of Bain Capital.
Republican Mitt Romney has called for the US president to apologise following Obama’s questioning of Romney’s time as a private equity executive.
Hugo Chavez has denied that Venezuela is a threat to the US, after Barack Obama was accused for playing down the risk posed by the socialist leader.
Embarrassingly, Washington’s infection rate tops that of some African countries, writes Sarah Boseley.
Obama’s decision meets a pledge he made on a visit to Afghanistan to upgrade Kabul to a security status given to only a limited number of US partners.
A survey of global opinion about Obama shows large numbers of non-Americans feel badly let down by the man awarded the Nobel Peace Prize for 2009.
The president who made a stirring declaration about internet freedom authorised a wave of cyber-attacks on Iran.
Speaking to reporters, Obama admitted that while corporate profits were strong small businesses were having a tough time getting financing.
The death of al-Qaeda’s second in command has underscored its opposition to the remote bombers. Jon Boone and Jason Burke report.
Organised labour has learnt a valuable lesson in its challenge against Wisconsin’s Republican governor Scott Walker, writes Gary Younge.
The suddenly dismal news on American jobs is a blow to President Barack Obama’s re-election argument that he has been a steward of recovery.
On the online political battlefield, US president Barack Obama beats his rival for the hands down, write Ed Pilkington & Amanda Michel.