How did Mansa Musa gain control of important trade routes and help spread the Islamic faith around the world

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

food and resources were plentiful.

women were encouraged to marry later in life so they could work in factories.

the constitution gives congress the power to regulate commerce "among" the several states.