How long were the enlistments to the Union army that Lincoln called for?

three months

Explanation:

On 15 April 1861, President Abraham Lincoln summoned 75,000 militia to serve for three months. (Oversubscribed, 91,816 were actually accepted.) Then, without legal authority, he increased the regular army by 22,714 men and called for 42,034 three‐year volunteers.

general allotment act (dawes act) february 8, 1887

amendment to the dawes act, february 28, 1891

commission to the five civilized tribes (dawes commission), march 3, 1893

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