Realizing a draft was necessary, Congress, with Wilson's support, created a new system of forced military service called

The right response will be "The selective service".

Explanation:

The such system seems to be accountable for delivering U.S. military services to the individual at the beginning of either a state of emergency or crisis. It becomes an independent organization of that same executive aspect of the political body. This same U.S. government organization encourages the redeployment of army operations by necessitating the authorization of men over the age of eighteen as well as twenty-six.

If i’m not mistaken your answer should be the freemen’s bureau started them. i really hope i could ! good luck