German Chancellor Friedrich Merz has had a challenging first year in office. However, in the past few days he has faced his toughest foreign policy test yet with key visits to both Washington and Beijing. Merz’s trip to the US on Tuesday was overshadowed by the hostilities in the Middle East. While President Donald Trump and Merz have key policy differences, the mood music between them is significantly better than that between the US leader and former German leader Angela Merkel from 2017 to 2021.