Illegal drug trade in Turkey trade with Iraq due to the U.N. embargo and the Gulf War. The biggest drug cartel was led by Kurdish drug trafficker Hüseyin Baybaşin. The U.K. National Crime Squad estimated that 90% of the heroin in the United Kingdom (25–35 tonnes annually in the late 1990s) was under their control until 2002, when it had a bloody falling-out with its partners in the PKK. He settled in the U.K. after becoming an informer for the HM Customs and Excise office to reveal what he knew, as someone who traveled with a diplomatic passport, about the involvement in heroin trafficking of
Bayer in 1912. Phenobarbital was among the most widely used drugs for the treatment of epilepsy through the 1970s, and as of 2014 it remains on the World Health Organization's list of essential medications. During World War I (1914–1918), Bayer's assets, including the rights to its name and trademarks, were confiscated in the United States, Canada and several other countries. In the United States and Canada, Bayer's assets and trademarks, including the well-known Bayer cross, were acquired by Sterling Drug, a predecessor of Sterling Winthrop and were not reclaimed until 1994. In 1916 Bayer scientists discovered suramin, an anti-parasite drug that