Final answer:
Byron faced challenges due to his unwavering political beliefs, which included activism for political change and support for revolutionary causes.
Step-by-step explanation:
Byron faced obstacles in his life because of his unwavering political beliefs. He was known for his strong political convictions and activism that sometimes put him at odds with the prevailing sentiments of his time. Despite being a renowned poet, Byron's engagement in revolutionary activities and his support for causes like the Greek War of Independence reflected his commitment to political change and reform. His beliefs were so fundamental to his identity and actions that they can be seen as a defining feature of his life.