Poland is a major actor within NATO and the European Union, a growing economic powerhouse, and an influential regional forerunner. It has shown leadership in shaping the transatlantic response to Russia’s aggression against Ukraine and acted as a haven for millions of refugees. These efforts, combined with a planned increase in defense spending, have made it a security provider and an important US ally in Central and Eastern Europe. With the continued rise of populism, the United States needs to continue investing in this relationship.