Weaving the hashtag into the fabric of legalityRecent years have witnessed a series of significant Western terror attacks, placing the threat of terrorism as a more prominent fixture in everyday life. Commensurate with the importance individuals place on social media in their lives, the immediate emotional public responses to these attacks are principally communicated across social media platforms. Because social media is now commonplace and such an integral part of everyday interactions, its platforms have become spaces where proliferating voices contribute to public debate about law, politics, and justice, as individuals openly share personal responses to provocative and everyday events. In our contemporary networked world, social media platforms now constitute a dominant mechanism through which individuals can communicate, debate, and influence one another on a global scale, and for many, commenting on societal issues has become the predominant form of participation in political life. 1 Over the last decade in particular, the various platforms of social media have substantially intensified (and amplified) possibilities for public interpretation of political events, cultural crises, and significant social movements.As high-profile terrorist attacks have become more visible within the public consciousness during that time, so too have social media interactions increasingly become viable modes for behavioural responses to those events. In the immediacy of a terror event, we are confronted by an encounter (even distantly) of tragedy and trauma. It is a reminder, in those moments, of the fundamental importance of law and its role in shaping the polity in which we live. Drawing conceptually upon a cultural legal studies framework that recognises law at the heart of everyday life, this book uses the analysis of comments posted to a social media platform (Twitter) to draw attention to the affective and cognitive uses