After an outbreak of hostilities last week, Azerbaijan seized Nagorno-Karabakh, a breakaway republic, from Armenian control. When did Nagorno-Karabakh declare independence?

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AFTER AN OUTBREAK OF HOSTILITIES LAST WEEK, AZERBAIJAN SEIZED NAGORNO-KARABAKH, A BREAKAWAY REPUBLIC, FROM ARMENIAN CONTROL. WHEN DID NAGORNO-KARABAKH DECLARE INDEPENDENCE?

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The Answer:

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Explanation:

[STC0018852].