army is a group of people fighting for something or someone.
Answer:
The United States needed a close enough military base, to plan and execute a full invasion of the Japanese mainland.
Explanation:
Okinawa stood in a strategic position in the Pacific Ocean. Its proximity to Japan provided a good spot of the United States and the Allies to set up a military base to plan a full out invasion of Japan.
From Okinawa, the U.S had a close enough range to deploy their warplanes and also transport their full artillery and since Okinawa was not landlocked, the United States could easily bring in supplies and reinforcements through the Pacific for the battle against Japan.
The expanding of the muslim Empire in the years following the Prophet Muhammad's death led to the creation of the caliphates, occupying a vast geographical area and conversion to Islam was boosted by missionary activities particularly those of Imams, who easily intermingled with local populace to propagate the religious teachings.
His actions greatly increased the role of the federal government in regulating and monitoring the economy and labor issues. Should be ..
Railroad technologies
City planners saw a great promise in railroad technologies in resolving the problems facing public transports. As a result, railway transport was immensely integrated into several city public transport systems.