When the State and Treasury departments manage to cooperate with each other to halt terrorist financing, they should consider putting Hizb ut Tahrir (Islamic Liberation Party) and its splinter organization, Al-Mujahiroun, on the U.S.-designated terrorist list and freeze their assets. Hizb ut Tahrir (HT) and Al-Mujahiroun, like al Qaeda and Hizbollah, describe the USA, the United Kingdom and Israel as “the work of the devil,” and European democracy as "a farce". The group’s goal is to establish a global caliphate and force all non-Muslim states to pay a tax or face military attacks. Its graduates join al-Qaeda, according to the...