The Dutch office of environmental pressure group Greenpeace published 171 pages of classified documents detailing progress towards a free trade agreement between the EU and four Latin American countries on Wednesday (6 December).
The group said that the European Commission and the EU's national governments have failed to uphold their promise of more transparency on trade deals.
"Backroom trade talks undermine democracy and public trust in politicians," the campaign group said Back our independent journalism by becoming a supporting memberGet EU news that matters