Is Spain right to fear Putin's nuclear weapon rhetoric?

Russian President Vladimir Putin on Tuesday signed a decree broadening the scope of when Russia can use nuclear weapons, in a clear message to the West and Ukraine. Putin's rhetoric has raised concerns in Spain and across Europe.

Is Spain right to fear Putin's nuclear weapon rhetoric?
Russian President Vladimir Putin on Tuesday signed a decree broadening the scope of when Russia can use nuclear weapons, in a clear message to the West and Ukraine. Putin's rhetoric has raised concerns in Spain and across Europe.