Key Facts

—The pledge. Germany says it plans to be the first European Union country to ratify the EU-Mercosur deal, within a month.

—The voice. Foreign Minister Johann Wadephul made the commitment at the Mercosur summit in Asunción.

—The backdrop. The trade pillar has applied provisionally since May, but full EU ratification has been stuck.

—The size. The pact links more than seven hundred million people in the world’s largest free-trade zone.