NATO

Russia warns Denmark against joining NATO's missile defense system or risking a naval nuclear attack.

Ukraine already has plenty of weapons, and adding to the stockpiles could be hugely dangerous.

March by 1,500 veterans and supporters of Latvian Waffen-SS troops countered by Jews and anti-fascists

Britain's Defence Secretary sought to dispel US concerns about cuts in his country's defences.

Far-left groups blame Nato for Ukraine crisis, while centre-left point finger at Kremlin aggression.

A paper from the Royal United Services Institute shows how budget cuts could affect armed forces.

The West needs to bolster its inadequate defence against the Putin threat.

One quarter of Estonia's population are ethnic Russians who want stronger ties with Moscow

Defence secretary warned Putin could deploy tactics to destabilise the Baltic states like in Crimea.

Putin's fall from power is more likely to come from a coup than anything Europe can impose.

BREAKING: 10 people have reportedly died at the Albacete airbase in central Spain.

Terror group say US-led mission a 'fire of barbarism and cruelty' that drowned country in 'pool of blood'.

Taliban spokesman: 'US and NATO mission was an absolute failure ...They are fleeing from Afghanistan.'

Moscow lists Nato alliance as top security threat in revised military doctrine.

Syria's President Assad says there have been no 'tangible results in two months of strikes' against Isis.

Russian warships also entered the English channel over the last week for "military exercises"

Jens Stoltenberg said a serious military build up taking place on Ukraine-Russia border.

We've heard about the Russian invasion so many times, it's old news to us.

Nato accused Russia of funnelling large amounts of military equipment and troops in eastern Ukraine.

Nato General Philip Breedlove says Russian military columns have entered eastern Ukraine.

Nato scrambles F-16 fighter jets in fresh incident over the Baltic Sea.

Four groups of Russian warplanes sighted 'conducting significant military manoeuvres' over European airspace.

Sophisticated cyber-espionage group dubbed APT28 has been linked to the Russian government

Sweden detects suspicious underwater activities in Stockholm archipelago as reports blame Russian submarines for tension.

Kremlin says President Putin has ordered 17,600 troops to pull out from Ukraine's Rostov region.

Nato Secretary General Jens Stoltenberg to visit Ankara amid tensions in the Syrian-Turkish town of Kobani.

Protesters die in cities across Turkey as Kobani Kurds fight to survive

The country's defence spending is less than the 2% of GDP recommended by Nato.

American ambassador to Afghanistan calls Karzai's remarks 'ungracious and ungrateful'.

UK allies hail 'Yes' side victory in Scottish referendum.