deblockaden.
rare.
The removal of a blockade.
ΘΚΠ
society > armed hostility > attack > action or state of siege or blockade > [noun] > discontinuing of siege > freeing from siege or blockade
relief1443
relieving1720
deblockade1871
1871 Daily News 5 Jan. General Trochu..having formed in his own mind a plan for the deblockade of Paris.
This entry has not yet been fully updated (first published 1894; most recently modified version published online June 2019).
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n.1871