Answer:
The EU represents one in a series of efforts to integrate Europe since World War II. At the end of the war, several western European countries sought closer economic, social, and political ties to achieve economic growth and military security and to promote a lasting reconciliation between France and Germany
The four most mentioned challenges facing the EU itself are social inequalities (36%), unemployment (32%), followed by migration issues (31%). Like with the global challenges, environmental issues and climate change also feature high on the list of challenges facing the EU, mentioned by 32% of respondents.