BRUSSELS—European officials on Thursday hailed a deal with the U.S. to avert a trade war despite a lack of details that could derail the vague accord and upend efforts to resolve outstanding issues.
President Donald Trump and European Commission President Jean-Claude Juncker on Wednesday said EU members would buy U.S. liquefied natural gas and soybeans in return for a U.S. pledge not to impose new tariffs on European vehicles.
Washington...