Armenia and Azerbaijan finalized the text of a peace agreement Friday aimed at establishing formal relations that would end decades of conflict. In a statement, US Secretary of State Marco Rubio said "The United States commends Armenia and Azerbaijan for concluding negotiations on a historic peace treaty. This is an opportunity for both countries to turn the page and move in line with President [Donald] Trump's vision for a more peaceful world. We speak with Ben Dubow, Nonresident Senior Fellow with the Democratic Resilience Program at the Center for European Policy Analysis.