In light of the current situation regarding adoption, immigration, immigrants, and race, you may need to either apply for citizenship if you are not currently a citizen, or you may need to prove citizenship.
If you are in need of legal assistance regarding immigration and citizenship, the best course of action would be to seek out attorneys that specialize in immigration and citizenship issues.
If you are in Chicago, we’ve already taken the liberty of doing a Google search for you.
You may also want to refer to the website for the United States Citizenship and Immigration Services (USCIS), they have a great resource for what constitutes proof of citizenship and acquiring proof of citizenship.
Please also refer to post-adoption services through your adoption agency.