I love it when, in order to book a holiday club for my children in England, I have to tick a box agreeing to a 14 A4-page policy including a clause that I must not “provide material support or resources (or to conceal or disguise the nature, location, source, or ownership of material support or resources) to any organization(s) designated by the United States government as a foreign terrorist organization pursuant to Section 219 of the Immigration and Nationality Act”.