1915
The British passenger liner RMS Lusitania was torpedoed by a German U-boat during World War I, a события that shifted global opinion sharply against the war.
1945
In Reims, France, Germany...
World Malaria Day, observed every year on 25 April, is a global health awareness day established by the World Health Organization (WHO) to highlight...
The National Science Centre, Delhi, will mark World Earth Day 2026 on April 22 with a special programme dedicated to environmental awareness and scientific...