Of which region is it true that islam spread especially among merchants, to inclusion in a major islamic trading network, rather than by conquest and islamic rule?

Why is julius caesar considered an important roman leader? a. his assassination led to a civil war that ended the roman republic. b. his commitment to justice led to the creation of the twelve tablesc. his support for democracy led to expand voting rights for all romansd. his policies as dictator led to a period of peace known as the pax romana