Almost constant war with the Arabs (jan 28, 692 – may 22, 718)

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The defeat at the Battle of Sebastopolis and internal instability led to the gradual loss of Armenia and Cilicia.
Carthage fell in 697; Recovered soon after, it was lost again in 698, marking he end of Byzantine North Africa.
From 712, Arabs penetrated deeper into Anatolia with the final objective of mounting on assault on Constantinople.
The repulsion of the 2nd Arab Siege of Constantinople (717-718) was a major Byzantine success, and halted Arab attacks against the Empire a few years.

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