The arrow on this map is pointing to what river?

Tigris River

Explanation:

The river that is shown on this map is the Tigris River. This river has been one of the two, together with Euphrates, gave the basis for the development of the earliest civilization, the Sumerians. This River runs roughly parallel with Euphrates, creating a very fertile valley between them i the middle of the desert. These two rivers merge in the lower flow, and shortly after they merge into one they enter the Persian Gulf.

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.