Mention four responsibilities of a caliph

To defend the lands of Islam and to protect them from intrusion so that people may earn their livelihood and travel at will without danger to life or propertyTo enforce the legal penalties for the protection

of God’s commandments from violation and for

the preservation of the rights of his servants from

injury or destruction.To determine the salaries and other sums due

from the treasury, without extravagance and

without parsimony, and to make payment at the

proper time, neither in advance nor in arrears.

Explanation:

river is shown in this type of map