1999
Death of Heinz Fraenkel-Conrat, German-born biochemist who discovered the genetic control of viral reproduction and created the first ineffective virus, a landmark step in the treatment of diseases

1998
Good Friday peace agreement in Northern Ireland – effectively implemented in May 2007

1925
The Great Gatsby by F Scott Fitzgerald was published in New York.

1909
Death of Algernon Charles Swinburne, controversial British poet

1907
Birth of Frederick Copleston, Jesuit priest and philosopher, author of 10-volume History of Philosophy.

1858
1633
Bananas go on sale in UK for 1st time

1606
The Virginia Company of London was incorporated with the intention of creating a colony in North America.

0837
Halley's Comet made its closest ever pass of planet Earth.
