Russia threatens West of dire consequences
Obama, Merkel discuss Russian annexation of Crimea
Russia says Western sanctions over the Crimea dispute are unacceptable and has threatened consequences.
Russian Foreign Minister Sergei Lavrov issued the warning in a telephone call to US Secretary of State John Kerry.
Meanwhile, President Putin's address to the Parliament on annexation of Crimea has drawn an immediate hostile reaction in the West.
US President Barack Obama and German Chancellor, Angela Merkel in a telephonic conversation discussed Russia\\\'s annexation of Crimea.
According to White House the two leaders agreed that international monitors must immediately be sent to southern and eastern Ukraine.
They condemned Russian President Vladimir Putin\\\'s move to formally annex Crimea following the Sunday\\\'s referendum.
US Vice President Joe Biden has called Moscow's action a "land grab".
British Prime Minister David Cameron has declared Russia's move as unacceptable and threatened President Putin with more serious consequences.
Polish Prime Minister Donald Tusk has said Russian move is unacceptable to the international community.
Condemning the Russian move, NATO Secretary General Anders Fogh Rasmussen has said that Crimea's annexation is illegitimate and NATO allies will not recognize it.