Prime minister claims staying inside the EU will make Britain 'stronger, safer and better off'.
Two Afghan policemen being trained by Nato launched apparent insider attack near Kandahar.
Ukraine and Russia blame each other for a flare up in fighting during UN Security Council meeting.
This is the latest US move in escalating tensions between the US, Nato and Moscow.
The news comes as German spy agency BND warns beach resorts across Europe could become targets.
Poland's minister says Russia presents an 'existential threat' to Europe after the annexation of Ukraine.
The jets allegedly flew simulated attack passes near a US guided missile destroyer.
Sources say attack was so severe Swedish authorities informed NATO members from neighbouring countries.
In past few days Russian military has flown jets and helicopters close to the warship in the Baltic Sea.
US and allies were caught flat-footed by chaotic aftermath that gave Isis a foothold.
The US military said it would deploy rotations of armoured brigade combat teams.
Seselj burnt EU and NATO flags outside a courtroom in Belgrade.
British patrol boats will try to target people smugglers as EU leaders meet for urgent talks to discuss crisis.
Royal Fleet Auxiliary ship RFA Mounts Bay will act as a patrol boat and deterrent in the deadly waters.
Philip Breedlove says Islamic State militants 'spreading like cancer' among refugees.
In a rare accusation by a Nato country, top intelligence chief blames China for hacking and espionage.
Russian Prime Minister Dmitry Medvedev has claimed Nato's stance towards Russia is hostile.
Carter says the nuclear weapons are 'important part of the deterrent structure of Nato'.
Putin says the armed forces had shown themselves ready to defend Russia.
The operation is about stopping 'human trafficking and criminal networks'.
The Polish are concerned about Russian expansion in Eastern Europe after the Ukraine crisis.
Backed by an increase in US military spending, Nato plans to boost its presence in eastern Europe.