The European Union and the Mercosur bloc of South American countries formally signed a long-sought landmark free trade agreement on Saturday, capping more than a quarter-century of torturous negotiations to strengthen commercial ties in the face of rising protectionism and trade tensions around the world. Subscribe: http://smarturl.it/AssociatedPress Read more: https://apnews.com​ This video may be available for archive licensing via https://newsroom.ap.org/home