A delegation of representatives from Estonia, Iceland, Sweden, Denmark, Latvia, and Lithuania visited the U.S. Congress on Feb. 8 to advocate for a continued American commitment to Ukraine. The U.S. has been Ukraine’s largest backer and provider of military aid since the beginning of the full-scale invasion, but domestic politics have increasingly made U.S. aid a partisan issue. Republican lawmakers have blocked aid for months now, effectively causing the flow of security assistance to run dry. Many Republican lawmakers who ostensibly support Ukraine say that the U.S. must first secure its own…