Along with seeking a compromise for Ukraine’s entry into NATO, leaders at the Vilnius summit are on a quest to bolster the Alliance’s eastern front.
![NATO Summit: How the Alliance is strengthening its eastern flank](https://s.france24.com/media/display/289ccd1e-1f4f-11ee-8bb0-005056bfb2b6/w:1024/p:16x9/hhhh-3.jpg)
Along with seeking a compromise for Ukraine’s entry into NATO, leaders at the Vilnius summit are on a quest to bolster the Alliance’s eastern front.