Older publications in title order
Since at least 1989, the European Parliament has been reaching resolutions on the desirability and need to bring together the private laws of the member states via harmonization and/or codification. (OJ 1989 C 158, 26.6.1989, p. 400, OJ 1994 C 205, 25.7.1994, p. 518.)
Contract (including sales law) has been a primary focus as befits a trading bloc.