April 15

Friday 15, 1994:

Representatives of 124 countries and the European Communities sign the Marrakesh Agreements revising the General Agreement on Tariffs and Trade and setting up the World Trade Organization (effective January 1 1995).

Wednesday 15, 1942:

its people and defenders" by King George VI.

Sunday 15, 1923:

Insulin first became generally available for use by diabetics.

Thursday 15, 1915:

The Armenian Genocide began when the Ottoman Empire undertook the systematic annihilation of Armenian intellectuals and entrepreneurs within the city of Constantinople and later the entire Armenian population of the Empire.

Tuesday 15, 1755:

Samuel Johnson's A Dictionary of the English Language published in London.