The chair of the European Parliament’s trade committee, meanwhile, called Trump’s tariff threat “unacceptable” and accused the U.S. of “breaking its commitments.” There have been simmering tensions between the two sides over the implementation of the Scotland deal. The U.S. has complained at how long the EU is taking to bring tariffs down, while Europe has bristled at how many of its goods are being hit with a 26 percent U.S. tariff on aluminum and steel.  EU governments are divided over whether to pursue additional safeguards, as demanded by the European Parliament, delaying an agreement on a way forward. A majority of countries have resisted a French-led push to revisit the deal.  Manfred Weber, chair of the center-right European People’s Party, the biggest political group in the European Parliament, told POLITICO that negotiations “must be concluded swiftly so that the agreement can finally enter into force.” “Our businesses cannot afford any prolonged uncertainty,” Weber said, calling for a final vote on the deal in the Parliament as early as next month. Trump’s vow to escalate …