Treason

From Wikipedia, a free encyclopedia written in simple English for easy reading.

Treason is when a person acts against his country – for example, somebody might help another country fight a war against his country.

Treason is a common word, but different countries have different laws against it.

The word for a person who is treasonous is “traitor”. Some famous traitors are Judas, Benedict Arnold, Pétain and Quisling.