Europe under Aegis
... Baltic Sea, Crimea, Kaliningrad and St. Petersburg. Aegis uses two families of interceptors: an anti-missile version of the SM-2 for intercepting in the final stretch, and an SM-3 for midcourse interception. However, the total number of missiles in Poland and Romania will not be great and, in reality, they do not pose any new serious threats compared to the Aegis-fitted ships in the Black and Baltic Seas. The only significant difference is that U.S. cruisers and destroyers do not have a permanent presence ...