Otherwise , he argued , their contradictions would only deepen , which could end with the breakup of the state , as in Ukraine .
The Head of the International Affairs committee at Russia 's upper house Konstantin Kosachev called on the Spain government to lead dialogue with Catalans .
Head argued , Catalans ' contradictions would only deepen , which could end with the breakup of the state , as in Ukraine .
The Head of the International Affairs committee at Russia 's upper house Konstantin Kosachev called on the Spain government to lead dialogue with Catalans .