The document outlines the Netherlands' draft policy for cross-border cooperation in the North Sea from 2016 to 2021, emphasizing a vision for sustainable development and multiple use of the marine space. It highlights the importance of international cooperation among North Sea countries on themes such as spatial planning, renewable energy, and ecosystem health, while detailing frameworks and discussions around maritime spatial planning. Lessons learned indicate the necessity of investing in neighborly relations and recognizing shared challenges in marine management.