Gday...

1860  -     The first successful Pony Express runs.

1924  -     American singer and actress Doris Day is born. 

1961  -     Leadbeater's Possum is rediscovered after it was believed to have become extinct. 

1974  -     The largest tornado outbreak on record, known as the Super Outbreak, occurs in North America. 

2004  -     Islamic terrorists believed to be responsible for the Madrid explosions a month earlier commit suicide before they can be arrested.

Cheers - John