Timeline of Significant Events in the 20th Century

  • Invention of the mobile phone

    Reginald Fessenden made the first wireless telephone call, sending a signal from one radio tower to another.
  • Mass production of automobiles

    In 1902 Ransom Olds made the first affordable major production line of automobiles at his factory in Michigan called Oldsmobile.
  • End of WWI

    The end of the First World War, centred in Europe, involving many other countries worldwide. This was one of the deadliest conflicts that caused major political changes throughout the world
  • The Treaty of Versailles

    On the 28th of June 1919 the treaty of Versailles was signed and was one of the peace treaties ending WW1. This treaty ended the state of war between Germany and the Allied Powers.
  • Period: to

    The Jazz Age

    Throughout the 20's jazz music and dance became very popular mainly in the USA, Britain and France but it did affect most countries. This age had a major influence on pop culture at the time and it ended with the beginning of the great depression in the late 20's/early 30's.
  • Invention of television

    In 1925 John Logie Baird invented a machine that could transmit moving silhouettes and it was the first of its kind. A year later he had updated the resolution in the screen and you could just make out a human face. Although this was the first time moving silhouettes there were other people before him, dating back to the late 1800's had come up with things with the same concept.
  • Period: to

    The Great Depression

    The Great Depression was a tragic worldwide economic depression. It was the longest depression of the 20th century.
  • Market crash of 1929

    After the end of WWI, people were full of optimism and confidence, this led many to invest in the stock market during the 20’s. As more and more people invested, the prices rose, leading to a stock market boom, which lasted until black Thursday. 12.9 million Shares were sold and the stock market fell, with investors losing millions of dollars, which lead to the great depression.
  • Day of Mourning

    This was the 150th year anniversary of the landing of the first fleet in Australia. For Aboriginals it was a day to mourn, they led a march in ‘silent protest.’
  • The start of World War 2

    The Second World War started in 1939 and finished in 1945, lasting 6 years and a day. It started because Germany made an unprovoked attack on Poland and because Hitler and the Germans would not retreat Britain and France declared war on them.
  • Japanese attack on Pearl Harbour

    This was a surprise attack from the Japanese navy on America planned to stop the US fleet interfering with Japanese military actions. This led to America taking part in WWII.
  • Bombing of Darwin

    This was the first attack on Australia during WWII, Japan sent 242 aircrafts to Darwin’s harbour and airfields in two separate air raids. The bombings killed at least 243 people, while approx. 350 were left injured. Air attacks on Darwin continued until November 1943.
  • Atomic bombing of Hiroshima

    During WWII USA dropped an Atomic bomb on the Japanese city of Hiroshima with devastating effects. Killing 70,000 civilians immediately, destroying 60,000 buildings (over two thirds of the city) and 70,000 people died within 5 years due to radiation.
  • Declaration of Human Rights

    After the end of WWII after the United Nations was formed, they adopted The Universal Declaration of Human Rights in 1948. The document was created as a result of the atrocities that occurred during the previous world wars, and is the foundation of freedom, justice and peace in the world.
  • Melbourne Olympics

    The summer Olympics held in Melbourne in 1956 were the first games that Australia had ever hosted the first time they had been held outside of Europe or the USA.
  • Invention of the internet

    The internet has no single inventor as it has just developed and evolved over time. The first working prototype of the internet came in 1962 with the creation of 'ARPANET'. This allowed multiple computers to communicate on a single network.
  • Cuban Missile Crisis

    In October 1962 American spies found out that the Soviet Union were building a nuclear missile site on the island of Cuba, in response America placed a blockade of ships around the country to stop them bringing in supplies. With the world on the brink of a nuclear war for thirteen days, the two superpowers finally agreed to a deal.
  • Martin Luther King Jr.'s "I have a dream..." speech

    Infront of a crowd of around 250.000 people, Martin Luther King Jr. raising awareness of America's racial problems. "I have a dream that my four children will one day live in a nation where they will not be judged by the colour of their skin, but by the content of their character".
  • Australia Freedon Rides

    In late 1964 group of UNI students formed an organisation called Student Action for Aborigines (SAFA), their purpose was to support aboriginals against discrimination. They organised a bus tour of western New South Wales and in 1965 they set off with the purpose of drawing public attention to the double standards and racism that aboriginal were exposed to.
  • The release of Crocodile Dundee

    The film Crocodile Dundee was released in Australia in late April 1986 and was directed by Peter Faiman. The film was set in the Australian bush and embraced many Australian stereotypes. The movie became a worldwide phenomenon.
  • Fall of the Berlin Wall

    The Berlin Wall was a 12 foot concrete barrier constructed by the German Democratic Republic. It was put there to completely cut off West Berlin from East Germany and East Berlin. The wall was built in 1961 and knocked down in 1989.
  • United Nations Conventions on the Rights of the Child

    The United Nations Conventions on the Rights of the Child is treaty on the civil, political, economic, social, health and cultural rights of children. It was first signed in America in 1989 but since then 193 other countries, including Australia, have accepted and put into place the rights.