Berlin Decree
Berlin Decree,
1806, decree issued in Berlin by Napoleon I on Nov. 21 in answer to the British blockade. Claiming that the British blockade of purely commercial ports was contrary to international law, Napoleon retaliated by declaring the British Isles under blockade and forbidding any trade to or from them. The Berlin Decree initiated the Continental SystemContinental System,scheme of action adopted by Napoleon I in his economic warfare with England from 1806 to 1812. Economic warfare had been carried on before 1806, but the system itself was initiated by the Berlin Decree, which claimed that the British blockade of purely
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