Constantin Karagounis participated in the Congress in Barcelona in which were involving one hundred and twenty-four lawyers attending from IRAK, LIBYA, DUBAI (UAE), SAUDI ARABIA, EGYPT, ALGERIA, PALESTINE, TUNISIA, MOROCCO, GABON, CAMEROON, MAURITIUS, SENEGAL, ARGENTINA, BRAZIL, COLOMBIA, COSTA RICA, GUATEMALA, MEXICO, INDONESIA, CHINA, INDIA and many other countries. 
The conclusions of the Congress were:
1. To increase the collaboration between the offices.
2. To inform the headquarters of the matters sent and received.
3. To recommend all the offices to use the logo of AEA and a link to the website of AEA. This can be a marketing tool for all AEA offices.