Translation

反逆者 / 反乱者 / 反抗する

Meaning

A rebel is a person who fights against a government, ruler, or other authority. It can describe armed conflict or serious political resistance. The trap is using rebel for any casual disagreement; it is stronger than disagree.

Examples

• 反乱軍は北部の都市を占拠しました。
  The rebels took control of a northern city.
• その政府は反逆者との交渉を拒否しました。
  The government refused to negotiate with the rebels.