Germany’s Chancellor has pushed back against criticism that his government is not doing enough to help Ukraine defend its territory against Russian forces.  In a major speech in Berlin, Olaf Scholz made several fresh pledges to Ukraine as Russia continues its major offensive in the Donbas. This is as Scholz appeared to bow to immense domestic and international pressure last week by announcing that Germany would deliver heavy weaponry to Ukraine, in the form of self-propelled anti-aircraft systems, in what was seen as a sharp policy U-turn.