With the first Republican presidential primary debate set to kick off the 2024 presidential election, Peter Rough joins Arsenal of Democracy to preview the key foreign policy issues that will be front and center for candidates. Peter and Marshall Kosloff discuss what has changed for the GOP since then-candidate Donald Trump burst onto the scene, how political leaders should think about and approach the war in Ukraine, and other key regions and theaters. Peter Rough is a senior fellow and director of the Center on Europe and Eurasia at Hudson Institute. Find his policy brief, “Why a Ukrainian Victory Matters to Americans,” discussed in the episode, at Hudson.org.