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Jul 16, 2019 · This century witnessed two world wars, the Great Depression of the 1930s, the Holocaust in Europe, the Cold War, revolutionary social equality movements, and the exploration of space. Follow the changes in this decade-by-decade timeline of the 20th century.
- 20th Century Timeline – 1899-1902: The Second Boer War. (See Main Article: The Great Rapprochement) The Second Boer War (1899-1902) was a costly victory for the British of Boer forces in South Africa.
- 1909: The Wright Brothers And The Airplane. (See Main Article: Wright Brothers, Wrong Story? Why Some Say Wilbur—Not Orville—Discovered Manned Flight) How did two brothers who never left home, were high-school dropouts, and made a living as bicycle mechanics figure out the secret of manned flight?
- 1912: Titanic. (See Main Article: The Titanic: Passengers, Crew, Sinking, and Survivors) The Titanic was a luxury vessel and the largest moveable man-made object of its time.
- 20th Century Timeline – 1914: World War One Begins. (See Main Article: World War 1: A Comprehensive Overview of the Great War) The reason for America to become involved in WW1 was Germany’s unrestricted submarine warfare, which had already sunk several American merchant ships.
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1900s. 1901. January 1: The Australian colonies federate. January 22: Edward VII became King of England and India after Queen Victoria 's death. March 2: The Platt Amendment provides for Cuban independence in exchange for the withdrawal of American troops.
Sources. External links. Key events of the 20th century. The 20th century changed the world in unprecedented ways. The World Wars sparked tension between countries and led to the creation of atomic bombs, the Cold War led to the Space Race and the creation of space-based rockets, and the World Wide Web was created.
- Summary
- Nature of Innovation and Change
- Social Change
- Earth at The End of The 20th Century
- Wars and Politics
- Culture and Entertainment
- Science
- Engineering and Technology
- Religion
- Economics
At the beginning of the period, the British Empire was the world's most powerful nation, having acted as the world's policemanfor the past century. Technological advancements during World War I changed the way war was fought, as new inventions such as tanks, chemical weapons, and aircraft modified tactics and strategy. After more than four years of...
Due to continuing industrialization and expanding trade, many significant changes of the century were, directly or indirectly, economic and technological in nature. Inventions such as the light bulb, the automobile, mechanical computers, and the telephone in the late 19th century, followed by supertankers; airliners; motorways; radio communication ...
At the beginning of the century, strong discrimination based on race and sex was significant in most societies. Although the Atlantic slave trade had ended in the 19th century, movements for equality for non-white people in the white-dominated societies of North America, Europe, and South Africa continued. By the end of the 20th century, in many pa...
Economic growth and technological progress had radically altered daily lives. Europe appeared to be at a sustainable peace for the first time in recorded history[citation needed]. The people of the Indian subcontinent, a sixth of the world population at the end of the 20th century, had attained an indigenous independence for the first time in centu...
The number of people killed during the century by government actions was in the hundreds of millions. This includes deaths caused by wars, genocide, politicide and mass murders. The deaths from acts of war during the two world wars alone have been estimated at between 50 and 80 million.[citation needed] Political scientist Rudolph Rummel estimated ...
As the century began, Paris was the artistic capital of the world, where both French and foreign writers, composers and visual artists gathered. By the middle of the century New York City had becom...Theater, films, music and the media had a major influence on fashion and trends in all aspects of life. As many films and much music originate from the United States, American culture spread rapidl...1953 saw the coronation of Queen Elizabeth II, an iconic figure of the century.Mathematics
Multiple new fields of mathematics were developed in the 20th century. In the first part of the 20th century, measure theory, functional analysis, and topology were established, and significant developments were made in fields such as abstract algebra and probability. The development of set theory and formal logic led to Gödel's incompleteness theorems. Later in the 20th century, the development of computers led to the establishment of a theory of computation. Computationally-intense results...
Physics
1. New areas of physics, like special relativity, general relativity, and quantum mechanics, were developed during the first half of the century. In the process, the internal structure of atoms came to be clearly understood, followed by the discovery of elementary particles. 2. It was found that all the known forces can be traced to only four fundamental interactions. It was discovered further that two forces, electromagnetism and weak interaction, can be merged in the electroweak interaction...
Astronomy
1. A much better understanding of the evolution of the universe was achieved, its age (about 13.8 billion years) was determined, and the Big Bangtheory on its origin was proposed and generally accepted. 2. The age of the Solar System, including Earth, was determined, and it turned out to be much older than believed earlier: more than 4 billion years, rather than the 20 million years suggested by Lord Kelvinin 1862. 3. The planets of the Solar System and their moons were closely observed via n...
One of the prominent traits of the 20th century was the dramatic growth of technology. Organized research and practice of science led to advancement in the fields of communication, electronics, engineering, travel, medicine, and war. 1. Basic home appliances including washing machines, clothes dryers, furnaces, exercise machines, dishwashers, refri...
1900s – A number of related revival movements mark the start of Pentecostalism.1904 – Aleister Crowley dictates The Book of the Law, the foundational text of Thelema.1922 – The Soviet Union establishes a doctrine of state atheism.1924 – Mustafa Kemal Pasha abolishes the Islamic Caliphate, in favor of secularism. This marks the last widely recognized Muslim Caliphate.The Great Depression was a worldwide economic slowdownthat lasted throughout the early 1930s.The Soviet Union implemented a series of five-year plansfor industrialization and economic development.Most countries abandoned the gold standard for their currency. The Bretton Woods system involved currencies being pegged to the United States dollar; after the system collapsed in 1971 most major c...Economics was divided into two general economic schools: Keynesian and neoclassicalApril 10, 2024 <https://www.historyonthenet.com/timeline-main-events-of-the-twentieth-century> More Citation Information. A detailed Timeline showing the Monarchs and some of the main events of the twentieth century. If you want to test your knowledge, play the game A Journey.
Gulf War, 1990–1991. Sierra Leone Civil War, 1991–2002. Bosnian War, 1992–1995. Kosovo War, 1998–1999. War in Afghanistan, 2001–2014.
