There was no shortage of heartfelt pledges of support for Ukraine’s embattled government from diplomats, officials, scholars, and journalists earlier this month in Kyiv at the 11th annual gathering of the Yalta European Strategy conference, or YES, a kind of Davos East. But as conferees nibbled on canapés and raised glasses to Ukraine’s valiant struggle against Russian aggression, evidence mounts that Ukraine is likely to remain alone in its existential struggle for freedom and sovereignty.