1947-   Alleged and disputed Roswell UFO incident.

2005 - Influenced by Live 8, the G8 leaders pledge to double 2004 levels of aid to Africa from US$25 to US$50 billion by the year 2010.

1990 - First Three Tenors concert featuring Plácido Domingo, José Carreras and Luciano Pavarotti at Baths of Caracalla in Rome - recording of is world's best-selling classical record.

1928- Sliced bread sold for the first time by the Chillicothe Baking Company, Missouri, using a machine invented by Otto Frederick Rohwedder. Described as the greatest forward step in the baking industry since bread was wrapped..