The West should only reject this illegal secession if it rejects the other illegal secession it supported six years ago. Russia should also be morally consistent.
It is sorrowful, that condemning Kosovo and worshiping Milosevic has become token of progressism in modern America.
I have not done the latter. The situations in Kosovo and Crimea are clearly parallel, anyway, just switching out one rotten imperial power (the US/NATO) for another (Russia).
Only if you are silly enough to take everything that the Kremlin is saying about Crimea at face value. Kosovo was a textbook example of a remedial secession in a region which was separated from the prior state by an international force to prevent an ethnic cleansing. A government elected under international supervision then chose to issue a UDI ten years after the initial separation