Ottoman Turks was most threatened by the Byzantine Empire in 1050
<h3>The destruction of Byzantine Empire</h3>
The conquest of Constantinople by SultanMehmed II of the Ottoman Empire. The dwindling Byzantine Empire came to an end when the Ottomans breached Constantinople's ancient land wall after besieging the city for 55 days.
Therefore, the group most threatenedtheByzantineEmpire is Ottoman Turks.
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<span> Guadalcanal & Midway</span>" are the two major Pacific battles that resulted in great and decisive victories for the Allies and are credited for shifting the war in that theater.