One for all and all for one

As Russian forces approach to within one kilometer of Ukrainian territory, the Ukrainian border guards must have one of the most unenviable jobs in the world at present.  First they get pestered for interviews by Stacey Dooley from BBC Three (over their country being used as transit hub for South American drugs cartels); now they are like the defenders of Vienna in 1241 as the Mongol juggernaut lay within striking distance (only to withdraw  on the death of the Grand Khaan, Ogedei).  The BBC should send a member of the UK Border Agency over for their foreign reality show Toughest Place to be a...
Just as Russia presented the annexation of the Crimea as a fait accompli, so should the West do something similar.  Announce suddenly that Ukraine is now part of NATO, preempting any counter-strike from Moscow, as occurred in Georgia in 2008.  Video released of John Kerry and the Ukrainian government signing accession documents behind closed doors.  That would really put the wind up the Kremlin!  A provocative move yet it would allow Kiev to adequately deal with the criminals who masquerade as rebels as Vladimir Putin is brazen but would be extremely imprudent to further test the West's commitment to Ukraine with military action.  An attack on one NATO member (in Europe; Turkey is sadly excluded from attacks that originate from outside Europe) is considered an attack on all.  That would be the World War Three that the Ukrainian prime minister accuses Russia of wanting.  And even Putin and his cronies would balk at that.