Question

How did Islamic civilization spread to encompass such an extensive empire?

Answer 1

Answer:

Like most civilizations throughout history, the Islamic way of life spread through military conquest. ... Once military conquest had established a caliphate, or Islamic state, missionaries would mingle with local populations to propagate the teachings of Islam.

Answer 2

$\huge\cal\colorbox{purple}{ANSWER }$

Like most civilizations throughout history, the Islamic way of life spread through military conquest. ... Once military conquest had established a caliphate, or Islamic state, missionaries would mingle with local populations to propagate the teachings of Islam.