The European Union has finalized a second list of countermeasures to target US goods worth €72 billion ($84 billion), including Boeing Co. aircraft, automobiles and bourbon if it decides to retaliate as transatlantic trade tensions intensify.

Aircraft, machinery, cars, chemicals and medical devices are the leading big-ticket items on the latest list of U.S. goods the European Commission has proposed to impose tariffs on if talks with Washington do not yield an agreement on trade.