Washington warned against travel to Egypt after an American was among three people killed during rival demonstrations for and against Islamist President Mohamed Morsi.
Egypt's defence minister has warned that the army will intervene if violence breaks out in the country where opponents of President Mohamed Morsi are planning rallies against him this month.
US President Barack Obama issued a new warning to Syria Friday that using chemical weapons would be a "game changer" as he faced rising pressure at home and abroad to intervene in the civil war.
Mass muggings and attacks on Chinese tourists in Paris have spawned alarm and warnings of a decline in the number of free-spending visitors from the Asian giant who swarm to France.
South Korean President Park Geun-Hye warned North Korea on Tuesday that its only "path to survival" lay in abandoning its nuclear and missile programmes.
Australia's weather went "on steroids" over a summer that saw an unprecedented heatwave, bushfires and floods, the climate chief said Monday, warning that global warming would only make things worse.
Israeli Defense Minister Ehud Barak warned Iran on Sunday that Israel would never allow Iranian leaders to develop a nuclear weapon, as he addressed a powerful US-Israel lobby.
British Finance Minister George Osborne warned against "economic warfare" as the G20 states of top world economies met hoping to allay fears they could devalue national currencies to boost economic activity.
British authorities warned the public Thursday not to eat beef lasagne sold by the Findus brand and made in France after tests found it contained up to 100 percent horse meat.
UN leader Ban Ki-moon warned Thursday that a nuclear test by North Korea could blow up hopes of an eventual reconciliation by "tying the hands" of the South's incoming president.
South Korea and the United States launched a joint naval exercise involving a US nuclear submarine Monday, as tensions rise on the Korean peninsula ahead of an expected nuclear test by North Korea.
South Korean President Lee Myung-Bak held an emergency security meeting Thursday that warned North Korea of "serious consequences" if it went through with an expected nuclear test.
California has long been braced for the Big One, but now a proposed new early warning system seeks to give the US state's residents vital extra seconds before a major earthquake hits.
North Korea's sole major ally China will decrease aid to Pyongyang if it goes ahead with a planned nuclear test, state-run media said in an unusually frank warning on Friday.
The United States was rocked Thursday by a new crisis spurred by Islamic militants amid a deadly hostage-taking in Algeria, prompting warnings to US interests in north Africa to boost security.
Western governments voiced alarm over the fate of dozens of foreigners seized by Islamists at a gas plant in the Algerian desert after several hostages were killed in a dramatic rescue operation.
Firefighters were battling scores of wildfires raging in Australia Saturday, as a government commission warned that climate change had raised the risk of scorching heatwaves becoming more frequent.
US Secretary of State Hillary Clinton on Monday issued a "strong warning" to the regime of Bashar al-Assad over the potential use of chemical weapons against the Syrian people.
All cigarettes sold in Australia will be in identical, plain packages from Saturday in a world first after the government overcame legal challenges from the tobacco industry.
Afghan President Hamid Karzai has warned of possible problems ahead over the sensitive issue of immunity from prosecution for any American or NATO soldiers deployed in the country after 2014.
- United States
- Middle East & Africa
- Barack Obama
- Asia Pacific
- South Korea
- North Korea
- Great Britain
- United Nations
- Ban Ki-moon
- Bashar al-Assad
- Hillary Clinton
- Hamid Karzai