Chapter 1 Introducing Triangular Diplomacy; Alasdair R. Young and Vicki L. Birchfield.- Chapter 2 Empirical Scene Setting: The Contours of the Crisis and Response; Alasdair R. Young and Vicki L. Birchfield.- Chapter 3 Outsourced Diplomacy: The US, EU and the Ukraine Conflict; Deborah Welch Larson.- Chapter 4 'Crowdfunded diplomacy'? The EU's role in the Triangular Diplomacy over the Ukraine Crisis; Hiski Haukkala.- Chapter 5 Democracy and Progressive Modernity in Constructions of Community: Europe, the United States, and the Russian 'Other'; Grainne Hutton, Sara Morrell and Jarrod Hayes.- Chapter 6 Russia Plays the (Triangular) Sanctions Game; Christopher Patane and Cooper Drury.- Chapter 7 Ukraine and Triangular Diplomacy: Kyiv's Legitimacy Dilemmas in the midst of the Crisis; Valentina Feklyunina and Valentyna Romanova.- Chapter 8 Whose International Law? Legal Clashes in the Ukrainian Crisis; Mikulas Fabry.- Chapter 9 Triangular Diplomacy and Europe's Changing Gas Network: From "Trying-Angles" to Stable Marriage; Adam Stulberg.