Conscription introduced
In January 1916 the Military Service Act was passed. This imposed conscription on all single men aged between 18 and 41, but exempted the medically unfit, clergymen, teachers and certain classes of industrial worker.
Answer:
D. Governments created camps to house refugees.
Explanation:
It said that as of January 1, 1863, all slaves in the rebellious states "shall be, thenceforward, and forever free." This was issued by Lincoln to preserve the nation into a battle for human freedom.