Heinrich Rudolf Hertz Birth Anniversary

Heinrich Rudolf Hertz, born on 22 February 1857, was a German physicist who first conclusively proved the existence of the electromagnetic waves predicted by James Clerk Maxwell's equations of electromagnetism. He used a spark gap attached to an induction coil and a separate spark gap on a receiving antenna. When waves created by the sparks of coil transmitter were picked up by the receiving antenna sparks would jump its gap as well. The unit of frequency, cycle per second, was named the "hertz" in his honour.

World Thinking Day

 

World Thinking Day, formerly Thinking Day, is celebrated annually on 22 February by all Girl Guides and Girl Scouts. It is also celebrated by Scout and Guide organizations around the world. It is a day when they think about their "sisters" (and "brothers") in all the countries of the world, the meaning of Guiding, and its global impact.

George Washington Birth Anniversary

 

George Washington, born on 22 February 1732. was an American political leader, military general, statesman, and Founding Father who served as the first president of the United States from 1789 to 1797. Previously, he led Patriot forces to victory in the nation's War for Independence. He presided at the Constitutional Convention of 1787 which established the U.S. Constitution and a federal government. Washington has been called the "Father of His Country" for his manifold leadership in the formative days of the new nation.

Amerigo Vespucci Death Anniversary

 

Amerigo Vespucci, who passed away on 22 February 1512, was an Italian merchant, explorer, and navigator from the Republic of Florence, from whose name the term "America" is derived. Between 1497 and 1504, Vespucci participated in at least two voyages of the Age of Discovery, first on behalf of Spain and then for Portugal.

Kasturbha Gandhi Death Anniversary

 

Kasturba Gandhi, who passed away on 22 February 1944, was the wife of Mahatma Gandhi, a political activist who was a leader in the struggle for civil rights and for independence from British rule in India along with her husband Mahatma Gandhi.

Abul Kalam Azad Death Anniversary

 

Abul Kalam Azad, who passed away on 22 February 1958, was an Indian scholar, Islamic theologian, independence activist, and a senior leader of the Indian National Congress during the Indian independence movement. Following India's independence, he became the First Minister of Education in the Indian government Minister of Human Resource Development. His contribution to establishing the education foundation in India is recognised by celebrating his birthday as National Education Day across India.

Swami Shraddhanand Birth Anniversary

Swami Shraddhanand, born on 22 February 1856, was an Indian educationist and an Arya Samaj missionary who propagated the teachings of Dayananda Saraswati. This included the establishment of educational institutions, like the Gurukul Kangri University, and played a key role on the Sangathan and the Shuddhi (re-conversion), a Hindu reform movement in the 1920s.

Jatindra Mohan Sengupta Birth Anniversary

Jatindra Mohan Sengupta, born on 22 February 1885, was an Indian revolutionary against the British rule. He was arrested several times by the British police. In 1933, he died in a prison located in Ranchi, India.