Period 6 Timeline


Assassination of Archduke Francis Ferdinand


The assassination of Archduke Franz Ferdinand of Austria, heir presumptive to the Austro-Hungarian throne, and his wife Sophie, Duchess of Hohenberg, occurred on 28 June 1914 in Sarajevo when they were shot dead by Gavrilo Princip.

Gallipoli Campaign

1915 - 1916

The Gallipoli Campaign, also known as the Dardanelles Campaign, the Battle of Gallipoli or the Battle of Çanakkale, was a campaign of the First World War that took place on the Gallipoli peninsula in .

Japan makes Twenty-one Demands on China

Jan 18, 1915

Primary Documents - '21 Demands' Made by Japan to China, 18 January 1915. Seizing the opportunity effected by the onset of war in 1914, and by its status as an Allied power, Japan presented China with a secret ultimatum in January 1915 designed to give Japan regional ascendancy over China.

lenin's new economic policy

1917 - 1922

The New Economic Policy was an economic policy of Soviet Russia proposed by Vladimir Lenin, who described it as a progression towards "state capitalism" within the workers' state of the USSR. Lenin characterized “state capitalism” and his NEP policies in 1922 as an economic system that would include “a free market and capitalism, both subject to state control” while socialized state enterprises were to operate on “a profit basis.”

Bolshevik Revolution

1917 - 1918

The Russian Revolution was a pair of revolutions in Russia in 1917, which dismantled the Tsarist autocracy and led to the eventual rise of the Soviet Union.

Civil war in Russia

1917 - 1922

The Russian Civil War was a multi-party war in the former Russian Empire immediately after the Russian Revolutions of 1917, as many factions vied to determine Russia's political future.

German resumption of unrestricted submarine warfare

Feb 01, 1917

Unrestricted submarine warfare was first introduced in World War I in early 1915, when Germany declared the area around the British Isles a war zone, in which all merchant ships, including those from neutral countries, would be attacked by the German navy.

Treaty of Brest-litovsk

March 3, 1918

The Treaty of Brest-Litovsk was a peace treaty signed on 3 March 1918 between the new Bolshevik government of Soviet Russia and the Central Powers (Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire), that ended Russia's participation in World War I.

paris peace conference


The Paris Peace Conference, also known as Versailles Peace Conference, was the meeting of the Allied victors, following the end of World War I to set the peace terms for the defeated Central Powers following the armistices of 1918.

Mussolini launches fascist movement in Italy

Mar 23, 1919

Benito Mussolini, an Italian World War I veteran and publisher of Socialist newspapers, breaks with the Italian Socialists and establishes the nationalist Fasci di Combattimento, named after the Italian peasant revolutionaries, or “Fighting Bands,” from the 19th century.

May fourth Movement in China

May 4, 1919

The May Fourth Movement was an anti-imperialist, cultural, and political movement growing out of student participants in Beijing on May 4, 1919, protesting against the Chinese government's weak response to the Treaty of Versailles, especially allowing Japan to receive territories.

First meeting of the league of nations


The League held its first council meeting in Paris on 16 January 1920, six days after the Versailles Treaty and the Covenant of the League of Nations came into force. On 1 November 1920, the headquarters of the League was moved from London to Geneva, where the first General Assembly was held on 15 November 1920.

Ataturk proclaims Republic of Turkey


were a series of political, legal, religious, cultural, social, and economic policy changes that were designed to convert the new Republic of Turkey into a secular, modern nation-state and implemented under the leadership of Mustafa Kemal Atatürk in accordance with Kemalist ideology

First Soviet Five-Year Plan

1928 - 1932

A list of economic goals, created by General Secretary Joseph Stalin and based on his policy of Socialism in One Country. It was implemented between 1928 and 1932.

U.S stock market crash


Stock Market Crash of 1929, began on October 24, 1929, and was the most devastating stock market crash in the history of the United States, when taking into consideration the full extent and duration of its after effects. The crash, which followed the London Stock Exchange's crash of September, signaled the beginning of the 10-year Great Depression that affected all Western industrialized countries.

Civil disobedience movement in India


On March 12, 1930, Indian independence leader Mohandas Gandhi begins a defiant march to the sea in protest of the British monopoly on salt, his boldest act of civil disobedience yet again British rule in India.

Japanese invasion of Manchuria

Sep 19, 1931 - Feb 27, 1932

The Japanese invasion of Manchuria began on September 18, 1931, when the Kwantung Army of the Empire of Japan invaded Manchuria immediately following the Mukden Incident.

Hitler is ruler in Germany

1933 - 1945

In 1932, German President Paul von Hindenburg, old, tired, and a bit senile, had won re-election as president, but had lost a considerable portion of his right/conservative support to the Nazi Party. Those close to the president wanted a cozier relationship to Hitler and the Nazis.

Long March by Chinese Communists

1934 - 1935

Was a military retreat undertaken by the Red Army of the Communist Party of China, the forerunner of the People's Liberation Army, to evade the pursuit of the Kuomintang army.

Sandino is murdered in Nicaragua


Cesar Augusto Sandino, also called Augusto Cesar Sandino (born 1893—died Feb. 23, 1934), Nicaraguan guerrilla leader, one of the most controversial figures of 20th-century Central American history. In Nicaragua he became a popular hero and gave his name to the Sandinistas, a revolutionary group that formed the government from 1979 to 1990.

Invasion of China by Japan

1937 - 1945

In 1940, the Chinese nationalists seemed close to defeat and Japan's vision of a "Great East Asia Co‑Prosperity Sphere" looked closer than ever to achievement. Somehow, the rump independent China survived and, against considerable odds, became one of the victorious allies in 1945.

Stalin's "Great Purge" in USSR

1937 - 1938

The great purge, also known as the Great Terror, marks a period of extreme persecution an oppression in the Soviet Union during the late 1930's. While previous purges under Stalin involved the persecutions of kulaks, Nepman, clergymen, and former oppostionists, the Great Purge is characterized by imprisonments and executions not only of these usual suspects but of communists leaders and party members, members of the Red Army, and the Intelligentsia in great numbers.

Cardenas nationalizes oil industry in Mexico


was the expropriation of all oil reserves, facilities, and foreign oil companies in Mexico on March 18, 1938.

German Anschluss with Austria


Union with Germany had been a dream of Austrian Social Democrats since 1919. The rise of Adolf Hitler and his authoritarian rule made such a proposition less attractive, though, which was an ironic twist, since a union between the two nations was also a dream of Hitler’s, a native Austrian.

Invasion of Poland by Germany

Sep 1, 1939 - Oct 6, 1939

The Invasion of Poland, also known as the September Campaign, or the 1939 Defensive War in Poland, and alternatively the Poland Campaign or Fall Weiss in Germany, was a joint invasion of Poland by Nazi

German Invasion of USSR

Jun 22, 1941 - Dec 5, 1941

Operation Barbarossa was the code name for Nazi Germany's invasion of the Soviet Union during World War II, which was launched on Sunday 22 June 1941.

Soviet victory at stalingrad

1942 - February 2, 1943

The Battle of Stalingrad was a major battle on the Eastern Front of World War II in which Nazi Germany and its allies fought the Soviet Union for control of the city of Stalingrad in Southern Russia, on the eastern boundary of Europe.

D-Day, Allied invasion at Normandy


The Normandy landings (codenamed Operation Neptune) were the landing operations on Tuesday, 6 June 1944 (termed D-Day) of the Allied invasion of Normandy in Operation Overlord during World War II.

Atomic bombing of Hiroshima and Nagaski


The United States dropped nuclear weapons on the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively, during the final stage of World War II.

Establishment of United Nations


The United Nations is an intergovernmental organization to promote international co-operation. A replacement for the ineffective League of Nations, the organization was established on 24 October 1945

Capture of Berlin by Soviet forces


The Battle of Berlin, designated the Berlin Strategic offensive operation by the Soviet Union, was the final major offensive of the European theatre of World War II. Following the Vistula-Oder Offensive of January-February 1945, the Red Army had temporarily halted on a line 6 km east of Berlin.

partition of india


The Partition of India was the division of British India in 1947 which accompanied the creation of two independent dominions, India and Pakistan.

Arab-Israeli War

1948 - 1949

The 1948 Arab–Israeli War or the First Arab–Israeli War was fought between the State of Israel and a military coalition of Arab states, forming the second stage of the 1948 Palestine war.

Apartheid in South Africa

1948 - 1994

Apartheid was a political and social system in South Africa while it was under white minority rule. This was in use in the 20th century, from 1948 to 1994. Racial segregation had been used for centuries but the new policy started in 1948 was stricter and more systematic.

Division of Berlin and German


On June 23, 1948, the western powers introduced a new form of currency into the western zones, which caused the Soviet Union to impose the Berlin Blockade one day later. After Germany was divided into two parts, East Germany built the Berlin Wall to prevent its citizens from fleeing to the west.

Creation of Israel


On May 14, 1948, David Ben-Gurion, the head of the Jewish Agency, proclaimed the establishment of the State of Israel. U.S. President Harry S. Truman recognized the new nation on the same day.

Establishment of NATO


The North Atlantic Treaty Organization, also called the North Atlantic Alliance, is an intergovernmental military alliance based on the North Atlantic Treaty which was signed on 4 April 1949.

Establishment of People's Republic of China


Following the Chinese Civil War and the victory of Mao Zedong's Communist forces over the Kuomintang forces of Generalissimo Chiang Kai-shek, who fled to Taiwan, Mao declared the founding of the People's Republic of China on October 1, 1949.

Korean War

1950 - 1953

The Korean War began when North Korea invaded South Korea. The United Nations, with the united States as the principal force, came to the aid of South Korea. China came to the aid of North Korea, and the Soviet Union gave some assistance.

Algerian war of liberation

1954 - 1962

The Algerian War, also known as the Algerian War of Independence or the Algerian Revolution was a war between France and the Algerian National Liberation Front from 1954 to 1962, which led to Algeria gaining its independence from France

French Defeat at Dien Bien Phu


In northwest Vietnam, Ho Chi Minh’s Viet Minh forces decisively defeat the French at Dien Bien Phu, a French stronghold besieged by the Vietnamese communists for 57 days. The Viet Minh victory at Dien Bien Phu signaled the end of French colonial influence in Indochina and cleared the way for the division of Vietnam along the 17th parallel at the conference of Geneva.

Establishment of Warsaw Pact


The Warsaw Pact, formally the Treaty of Friendship, Co-operation, and Mutual Assistance and sometimes, informally, WarPac. was a collective defense treaty among the Soviet Union and seven other Soviet

Uprising in Hungary

23 October 1956 - 10 November 1956

The Hungarian Revolution of 1956 or the Hungarian Uprising of 1956 was a nationwide revolt against the government of the Hungarian People's Republic and its Soviet-imposed policies, lasting from 23 October until 10 November 1956.

Suez crisis

October 29, 1956 - November 7, 1956

The Suez Crisis, also named the Tripartite Aggression and the Kadesh Operation or Sinai War, was an invasion of Egypt in late 1956 by Israel, followed by the United Kingdom and France

Great leap forward in China

1958 - 1961

Was an economic and social campaign by the Communist Party of China from 1958 to 1962. The campaign was led by Chairman Mao Zedong and aimed to rapidly transform the country from an agrarian economy into a socialist society through rapid industrialization and collectivization. However, it is widely considered to have caused the Great Chinese Famine.

Castro comes to power in Cuba


was a Cuban revolutionary and politician who governed the Republic of Cuba as Prime Minister from 1959 to 1976 and then as President from 1976 to 2008.

Sino-Soviet rift

1960 - 1989

The Sino-Soviet split was the deterioration of political and ideological relations between the neighboring states of the People's Republic of China and the Union of Soviet Socialist Republics during the Cold War.

Construction of the Berlin Wall


The Berlin Wall was a barrier that divided Berlin from 1961 to 1989. Constructed by the German Democratic Republic, starting on 13 August 1961, the Wall completely cut off West Berlin from surrounding

Creation of PLO

1964 - 1967

Ahmad Shukeiri was the first Chairman of the PLO Executive Committee from 1964 to 1967. In 1967, he was replaced by Yahia Hammuda. Yasser Arafat occupied the function from 1969 until his death in 2004. He was succeeded by Mahmoud Abbas

U.S troops in Vientnam


The year 1968 saw major developments in the Vietnam War. The military operations started with an attack on a US base by the Vietnam People's Army and the Viet Cong on January 1, ending a truce declared by the Pope and agreed upon by all sides.

Revolution in Iran

1978 - 1979

Iranian Revolution of 1978–79, also called Islamic Revolution, Persian Enqelāb-e Eslāmī, popular uprising in Iran in 1978–79 that resulted in the toppling of the monarchy on April 1, 1979, and led to the establishment of an Islamic republic.

Iran-Iraq War

1980 - 1988

The Iran–Iraq War was an armed conflict between Iran and Iraq lasting from 22 September 1980, when Iraq invaded Iran, to August 1988.

Soviet withdraw from Afghanistan

May 15, 1988 - February 15, 1989

The withdrawal of Soviet combatant forces from Afghanistan began on May 15, 1988 and successfully executed on February 15, 1989 under the leadership of Colonel-General Boris Gromov who also was the last soviet general officer to walk from Afghanistan back into Soviet territory through the Afghan-Uzbek Bridge

reunification of Germany


The German reunification was the process in 1990 in which the German Democratic Republic joined the Federal Republic of Germany to form the reunited nation of Germany.

Persian gulf war

Aug 2, 1990 - Feb 28, 1991

The Gulf War, code named Operation Desert Shield for operations leading to the buildup of troops and defense of Saudi Arabia and Operation Desert Storm in its combat phase, was a war waged by coalition .

Collapse of USSR


The Soviet Union was dissolved on December 26, 1991. It was a result of the declaration number 142-Н of the Soviet of the Republics of the Supreme Soviet of the Soviet Union.

Transfer of British Hong Kong to China

July 1, 1997

Transfer of sovereignty over Hong Kong. The transfer of sovereignty over Hong Kong from the United Kingdom to the People's Republic of China, referred to as "the Handover" internationally or "the Return: in China, took place on July 1, 1997