The leaders of Germany, France and Poland said they were united in the goal of preventing war in Europe as a diplomatic push to resolve the Ukraine crisis moved to Berlin on Tuesday. German Chancellor Olaf Scholz, fresh from his meeting a day earlier with US President Joe Biden, promised again that there would be “far-reaching consequences” for Russia should it invade Ukraine. The impact on Russia would be “political, economic and certainly geostrategic,” he said. But, in a pattern that has frustrated allies, Scholz did not offer any specifics in terms of possible sanctions. Polish President A…