The former leader of al Qaeda sent an open letter to the United States in 2002 explaining the ideology that led to his campaign of terror against the United States, arguing he was pushed to it due to U.S. policies. His specific mention of U.S. support for Israel drew a revival in attention toward the letter more than 20 years later, when young TikTok users caused it to go viral, praising its insight. Gallagher trashed the sympathetic users as “massive idiots.”