Russia may hike military assistance to Syria should the United States strike, the top US military officer says.
A Turkey official says the country has a mandate from its parliament to launch military operations against Syria.
The US Navy has redeployed warships in the Middle East for any potential strikes against Syria, defense officials said Tuesday.
The head of the European Parliament's defense committee cast doubt Tuesday on the utility of "punitive strikes" on Syria and insisted that the options for an eventual diplomatic solution are "more open" than people think.
The Syrian army has regained the control of a strategic town in northwest Syria on Tuesday after 10 days of intense clashes with foreign backed militant groups.
The international community should wait for UN inspectors to complete their report on the use of chemical weapons in Syria before taking action, an EU spokesman said Tuesday.
Hezbollah Secretary General Sayyed Hasan Nasrallah has discussed the latest regional developments with the head of Iranian Majlis (Parliament) national security and foreign policy commission.
Israel has claimed responsibility for the rocket fires in the Mediterranean Sea, saying it was a test fire after Russian Defense Ministry announced the incident.
Russian radars have detected two ballistic "objects" that have been fired towards the eastern Mediterranean from the central part of the sea amid a threat by the US to launch an attack on Syria.
British MP George Galloway has delivered a fiery speech against a motion by Prime Minister David Cameron to authorize a military action against Syria.