What is the some example of bias

Bias is an inclination toward  one way of thinking, often based on how you were raised. For example, in one of the most high-profile trials of the 20th century, O.J. Simpson was acquitted of murder. Many people remain biased against him years later, treating him like a convicted killer anyway.

Explanation:

i think it's either 'to expose the corruption of the communists in russia', or 'to criticize animal brutality by communists in russia.'  

hope this ! : )