Who were the Buffalo Soldiers? Members of the 54th Massachusetts Volunteer Infantry
Black Confederate soldiers
The United States Colored Troops Regiments
A peacetime, all-Black U. S. Army regiment

Its the third option  The United States Colored Troops Regiments

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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.

the gutenberg bible was and about 180 copies were sold/made