US authorities have accused Russia of planning a shocking stunt designed to pave the way for a brutal, violent invasion of Ukraine.

Moscow’s security concerns have been ignored, Vladimir Putin has insisted, following the US's response to Russia’s proposals

The mission also defended the movement of Russian troops "on our own soil" and accused the U.S. violating "the principle of the indivisibility of security" with the placement of "military infrastructure close to Russian borders."

Russia has gathered roughly 100,000 troops on Ukraine's border.

US president who pledged to stare down threats from Putin faces moment of reckoning

Hopes remain that matters can be settled diplomatically, however.

The US has rejected Russia's demand to bar Ukraine from NATO, amid warnings Russia might invade its neighbor.

Moscow considers talks with the US and NATO “unsuccessful,” but there is no talk of military action, Kremlin spokesman Dmitry Peskov has said

Russia’s dealings — or, more accurately, its clashes — with the West have focused on one country that has been a particular flashpoint for confrontations in recent years: Ukraine.

Last month,Moscow published a draft treaty that would end eastward enlargement of the US-led bloc

Both sides described businesslike talks that didn’t resolve their differences as Russian troops mass near the Ukraine border

A host of long-declassified documents, however, show Moscow was promised bloc wouldn’t admit more states

Russia would be hit hard with economic sanctions should it intervene in Ukraine. In addition to direct sanctions on Russian entities, penalties could include restrictions on products exported from the USA to Russia and foreign-made products subject to U.S. jurisdiction.

Geneva (AFP) – The United States and Russia open talks Sunday in Geneva on soaring tensions over Ukraine, with Moscow seeking a wide-ranging new security arrangement with the West but facing strong pressure to pull back troops.

Russia has demanded strict limits on the activities of the US-led Nato military alliance in the countries neighbouring its borders.

France's President Emmanuel Macron has called on the EU to re-evaluate its foreign policy approach to Russia, arguing that the bloc's current strategy isn't helping to restore constructive relations between Moscow and the West.

Russian President Vladimir Putin has given a stern warning to anyone threatening the national security of Russia, telling officials that those responsible will “regret their actions like they have never regretted anything before.”

Satellite images shown a build-up of Russian military hardware in the Arctic including a feared bomb that could create “radioactive tsunamis”.

In a chilling Cold War-like warning, Russia has warned the West it is not to be messed with after Joe Biden punished the nuclear superpower.

Russia is ready to sever ties with the EU if the bloc imposes new, economically painful sanctions, Russian Foreign Minister Sergei Lavrov says.