Discrimination is the unfair or prejudicial treatment of people and groups based on characteristics such as race, gender, age, or sexual orientation. What is Discrimination?Discrimination is treating people unfairly because of their race, beliefs, gender, mental illness, sexuality or physical or learning disability. Explain as clearly as possible what happened, why you believe it happened, and how you were discriminated against. Gender reassignment. USDA prohibits discrimination against its customers. Multiple discrimination; Harassment and sexual harassment; Third party harassment; Victimisation. Discrimination in the workplace happens when a person or a group of people is treated unfairly or unequally because of specific characteristics. It is also disability discrimination if someone does not make adjustments to allow disabled people to access a service or carry out a job. Discrimination can be attributed to social interactions that occur to protect more powerful and privileged groups at the detriment of other groups.