The Paris Peace Accords of 1973, intended to establish peace in Việt Nam and an end to the Việt Nam Conflict, was signed on 27 January 1973 at Paris, France.

World Book and Copyright Day (also known as International Day of the Book or World Book Days) is a yearly event on 23 April, organized by UNESCO to promote reading, publishing and copyright.

The first large-scale Asian-African or Afro-Asian Conference - also known as the Bandung Conference - was a meeting of Asian and African states, most of which were newly independent, which took place on April 18-24, 1955 in Bandung, Indonesia.

On 12nd April 1961, Yuri Gagarin (1934-1968), was an USSR’s astronaut, made history when he became the first human in space and the first person to orbit the Earth.

World Health Day is celebrated every year on 7 April, under the sponsorship of the World Health Organization (WHO).

World Water Day has been observed on March 22 since 1993 when the United Nations General Assembly declared March 22 as World Day for Water.

Frédéric François Chopin was a Polish composer and virtuoso pianist. He was one of the great masters of Romantic music.

The Yalta Conference was the February 4-11, 1945 wartime meeting of the heads of government of the United States, the United Kingdom, and the Soviet Union.

Romain Rolland (29-01-1866 – 30-12-1944) was a French dramatist, novelist, essayist, art historian and mystic who was awarded the Nobel Prize for Literature in 1915.

Anton Pavlovich Chekhov was a Russian short-story writer, playwright and physician, considered to be one of the greatest short-story writers in the history of world literature.

José Martí was a Cuban national hero and an important figure in Latin American literature.

Jenner is widely credited as the pioneer of smallpox vaccine, and is sometimes referred to as the "Father of Immunology".

26th January 1950 -The Constitution of India comes into force, forming a republic. Rajendra Prasad is sworn in as its first President of India. Observed as Republic Day in India.

Lev Davidovich Landau was a prominent Soviet physicist who made fundamental contributions to many areas of theoretical physics.

Lord Byron was a British poet and a leading figure in Romanticism. He is regarded as one of the greatest British poets and remains widely read and influential, both in the English-speaking world and beyond.

Gotthold Ephraim Lessing was a German writer, philosopher, dramatist, publicist, and art critic, and one of the most outstanding representatives of the Enlightenment era.