Second Intifada: A suicide bomber killed around 30 Israeli civilians and injured about 140 others in Netanya, triggering Operation Defensive Shield, a large-scale counter-terrorist military incursion into the West Bank.
The Food and Drug Administration approved the drug sildenafil (chemical structure pictured), better known by the trade name Viagra, as the first treatment approved in the United States for erectile dysfunction.
The Solidarity movement in Poland staged a warning strike, the largest in the history of the Eastern Bloc, in which at least 12 million Poles walked off their jobs for four hours.
Brothers Nelson Bunker Hunt and William Herbert Hunt failed in their attempt to corner the world silver market, causing panic in commodity and futures exchanges.