 April
2 - recognized by the UN |
April
4 - recognized by the
UN |
April
7 -
recognized by the World Federation of Hemophilia |
April
7 - recognized by the UN |
April
17 - World Hemophilia Day, recognized by the UN |
April
21 -
Celebrations begin April 15 - Leonardo da Vinci's Birthday |
April
22 - Earth Day |
April
23 - World Book and Copyright Day
recognized by the UN |
April
25 - World Malaria Day, recognized by the WHO |
April
26 - World Intellectual Property Day,
recognized by the UN |
April
28 - International Workers' Memorial Day |
April
29 - World Dance Day |
