The ICGE 2018: 20th International Conference on Geopolitics of Energy aims to bring together leading academic scientists, researchers and research scholars to exchange and share their experiences and research results on all aspects of Geopolitics of Energy. It also provides a premier interdisciplinary platform for researchers, practitioners and educators to present and discuss the most recent innovations, trends, and concerns as well as practical challenges encountered and solutions adopted in the fields of Geopolitics of Energy.