Question

How far north did Islam spread in the 600s?

Answer 1

Answer:

By 661, Islam had spread as far north as the present-day regions of Georgia, Armenia and Azerbaijan and as far east as the eastern borders of ancient Persia (modern day Iran), even into areas of modern-day Afghanistan. These expansions occurred under the first four caliphs of the Islamic caliphate.

Answer 2

Answer:

As far north as the Black Sea

Explanation:

In the 600s Islam reached the southernmost point of the Black Sea