4th » 4 March 2001 BBC bombing: a massive car bomb explodes in front of the BBC Television Centre in London, seriously injuring one person. The attack was attributed to the Real IRA.
4th » Hintze Ribeiro disaster: A bridge collapses in northern Portugal, killing up to 70 people.
23rd » The Russian 'Mir' space station is Deorbit of Mir known as disposed of, breaking up in the atmosphere before falling into the southern Pacific Ocean near Fiji.