On April 15
On April 15, 2 pivotal events are recorded in the Human Saga, including First Impressionist Exhibition opens in Paris (1874).
On this day
On 15 April 1874 a group of independent artists opened their first exhibition in the former studio of the photographer Nadar on the Boulevard des Capucines in Paris, bypassing the official Salon.
Beginning on 15 April 1989, sparked by the death of reformist Communist Party leader Hu Yaobang, students and citizens gathered in Beijing's Tiananmen Square to demand political reform, press freedom and an end to corruption.
Also this week in history (Apr 12 – Apr 18)
On 13 April 1598 King Henry IV of France issued the Edict of Nantes, granting French Protestants (Huguenots) substantial rights of conscience and worship and bringing the French Wars of Religion (1562-1598) to a close.
The First Sino-Japanese War (1894–1895) was fought between Qing China and the Empire of Japan, primarily for influence over Korea, long a Chinese tributary.
The Asian–African Conference held at Bandung, Indonesia, from 18 to 24 April 1955 brought together delegates from twenty-nine newly independent and emerging states of Asia and Africa, representing more than half of the world's population.
On 14 April 2003 the International Human Genome Sequencing Consortium announced the essentially complete sequence of the human genome, more than two years ahead of schedule.