Information and communication technologies are shaping and reshaping the internal policies and external relations of states. The rapid dissemination of faxes, email, listserves, and the World Wide Web call into question the definitions and significance of boundaries, sovereignty, power, representation, and interdependence. There is a need to consider how space-adjusting technologies affect the world’s political regions and how the Internet is ushering in a world characterised by rapid speed, the demise of distance, new and powerful state and nonstate actors, and increased flows of transborder information. Features of these evolving contemporary worlds, where nodes become more important than territory, suggest the need for a Treaty of Silicon.