Drag each tile to the correct box. Put the events related to Germany and the war in the order that they occurred.
The United States declared war.
Germany signed the Sussex Pledge.
Germany resumed unrestricted warfare.

c

explanation:

i would go with the last one

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.