If your employer is a state entity (i.e., not a local town, county, or city government) it is not possible to sue them for money damages. This is because they have 11th Amendment immunity. Alternatively, you could receive injunctive relief ordering the state to halt the retaliation. Or you may be able to sue the individual officials responsible for the retaliation.
If your case involves other government entities (such as municipalities, counties, towns, their officials, etc.), it is possible for you to be entitled to a wide range of damages. This includes: