By Josephine Mason and Adam Jourdan LONDON/MARSEILLE, France (Reuters) -As U.S. President Donald Trump's new tariff regime clicks into gear on Friday, producers around Europe are feeling the impact, some holding back shipments,

Some European politicians are dismayed that the European Union did not drive a harder bargain, but facing the threat of a damaging trade war, officials say they had little choice.

France and Germany have warned about the economic fallout from the 15 percent tariffs European goods face in the U.S.