Recognition — Of Annexation — Effects of Non-Recognition — Jurisdictional Immunities of States — State Ships — Immunity from Arrest — Non-Recognition by the Irish Free State of the Incorporation of Estonia and Latvia into the Union of Socialist Soviet Republics — Non-Recognition of Nationalization Decrees — Nationalization of Vessels on the High Seas — Absence of Physical Possession on the Part of Government — Limitation of Immunity to Ships Employed for Public Purposes.