TTransatlantic Trends 2013 is an annual survey of U.S. and European public opinion conducted by the German Marshall Fund of the United States (GMF) and the Compagnia di San Paolo, with additional support from the Barrow Cadbury Trust, Fundação Luso-Americana, the BBVA Foundation, the Communitas Foundation, the Swedish Ministry for Foreign Affairs. Eleven European Union member states were surveyed: France, Germany, Italy, the Netherlands, Poland, Portugal, Romania, Slovakia, Spain, Sweden, and the United Kingdom, as well as the United States and Turkey. Polling was conducted by TNS Opinion between June 3 and June 27, 2013. In Turkey, polling was suspended for a week and was completed by July 2, 2013.
Topline Data from previous surveys can be found in the Data Archive.