The war in Ukraine has been intensifying after a series of escalations in the last week. And as a result of that, Ukrainian forces are entering the ‘most difficult’ phase of the war since it started, according to The Globe’s Mark MacKinnon.

Mark explains how Russia’s recent nuclear sabre-rattling by Russian President Vladimir Putin, U.S. President Joe Biden’s decision to allow Ukraine to fire American long-range missiles into Russia and the looming inauguration of Donald Trump have accelerated all fronts of the war.

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