International jihad, also known as global jihad, refers to an ideology and movement that advocates for Muslim unity and the defense of Islamic beliefs and values worldwide. It is often associated with violent extremist groups, such as Al-Qaeda and the Islamic State, who seek to achieve their goals through terrorism and guerrilla warfare. Synonyms for international jihad include holy war, jihadism, militant Islam, and radical Islamism. Other terms that may be used to describe this movement include Salafist jihad, jihadist terrorism, and global Islamist insurgency. While these terms may have slightly different connotations and meanings, they all point to the same underlying phenomenon of violent extremism in the name of Islam.