Stiletto was used by anarchists as well as by members of various "Black Hand" (a method of extortion) organizations to assassinate Italian-Americans and others who either opposed the "Black Hand" or ignored its demands for blackmail. The "Black Hand" even established schools for training its members in the use of the stiletto. The emergence of fierce hand-to-hand combat in the trenches of World War I created a new need for stabbing weapons, resulting in the reappearance of the dagger and the stiletto. Many versions of these stabbing knives exist, some individually made by soldiers, while others were government-procured and authorized. On
Heel (corporation) homeopathic preparations available through Heel GmbH. When Reckeweg relocated to Albuquerque he created Biological Homeopathic Industries (BHI) and began manufacturing combination remedies in tablet form. In 1997, the Albuquerque company was renamed Heel USA Inc. In 2014, Heel USA became independent from the German Heel organization and operates under the name MediNatura Inc, which now manufactures and distributes BHI products and is the only legal importer of Heel products in the USA. In 1984 BHI received letters and warnings from the Food and Drug Administration that it was in violation of FDA regulations in regards to marketing of homeopathic remedies.