Act as an expert employment law consultant and professional writer. Draft a formal letter contesting a wrongful termination based on the following details: [TERMINATION_DETAILS]. \n\nYour goal is to produce a letter that is firm, professional, and structured for a US-based legal context. \n\nPlease follow these instructions strictly:\n1. **Header**: Include placeholders for the sender's contact info, the date, and the recipient's information (HR Manager/Legal Counsel).\n2. **The Claim**: Clearly state the purpose of the letter (e.g., formal protest of termination or demand for severance/reinstatement).\n3. **Factual Basis**: Outline the timeline provided in the details, focusing on [KEY_EVENTS] and any [PROTECTED_ACTIVITY] (like whistleblowing or filing a complaint) that preceded the firing.\n4. **Legal Framework**: Reference relevant US legal concepts where applicable, such as Title VII of the Civil Rights Act, the ADA, ADEA, or FMLA, depending on the context of [DISCRIMINATION_TYPE]. If the state is 'At-Will,' focus on exceptions like public policy violations or implied contracts.\n5. **The Demand**: Specify the desired outcome (e.g., [DESIRED_OUTCOME] such as back pay, neutral reference, or severance package).\n6. **Closing**: Include a deadline for a response and a statement reserving the right to pursue further legal action or file an EEOC charge.\n\n**Tone**: Objective, assertive, and legally sophisticated. Avoid emotional language; stick to facts and legal implications.\n\n**Variables to incorporate**: \n- Employer Name: [EMPLOYER_NAME]\n- Date of Termination: [TERMINATION_DATE]\n- Specific Reason Given by Employer: [REASON_GIVEN]\n- Evidence/Counter-arguments: [EVIDENCE]