Causes of World War I

The primary catalyst for World War I was the assassination of Archduke Franz Ferdinand, heir to the Austro-Hungarian throne, in Sarajevo on June 28, 1914. This event set off a chain reaction of alliances and declarations of war that quickly engulfed Europe and beyond.

The assassination was carried out by Serbian nationalists who sought to liberate Slavic peoples from Austro-Hungarian rule. Austria-Hungary, with German support, issued an ultimatum to Serbia following the assassination. When Serbia did not fully comply, Austria-Hungary declared war, triggering a cascade of alliances.

Vocabulary: Ultimatum - A final demand or statement of terms, the rejection of which will result in retaliation or a breakdown in relations.

Key events leading to war:

• July 28, 1914: Austria-Hungary declares war on Serbia
• August 1, 1914: Germany declares war on Russia
• August 3, 1914: Germany declares war on France and invades Luxembourg
• August 4, 1914: Germany invades Belgium, prompting Britain to declare war on Germany

Quote: "The lamps are going out all over Europe, we shall not see them lit again in our lifetime." - British Foreign Secretary Sir Edward Grey, August 1914

Consequences of World War I

World War I had profound and far-reaching consequences that reshaped the global political landscape and set the stage for future conflicts. Some of the most significant outcomes include:

1. Fall of Empires: The war led to the collapse of four major empires - German, Austro-Hungarian, Ottoman, and Russian. This power vacuum created new nation-states and redrew borders across Europe and the Middle East.
2. Rise of Communism: The Russian Revolution of 1917, sparked by wartime hardships, led to the establishment of the Soviet Union, the world's first communist state.
3. Demographic Impact: Millions of young men died in the war, leading to a significant decline in birth rates and a "lost generation" in many countries.
4. Economic Turmoil: The war devastated European economies, leading to high inflation and economic instability in the post-war years.
5. Treaty of Versailles: The peace treaty that officially ended the war imposed harsh terms on Germany, including territorial losses, military restrictions, and war reparations. Many historians argue that these punitive measures contributed to the rise of Nazi Germany and World War II.

Highlight: The Treaty of Versailles, signed in 1919, officially ended World War I but its harsh terms on Germany laid the groundwork for future conflicts.

6. League of Nations: The war led to the creation of the League of Nations, an international organization aimed at maintaining world peace. While ultimately unsuccessful, it was a precursor to the United Nations.
7. Technological Advancements: The war spurred rapid developments in military technology, including tanks, aircraft, and chemical weapons.
8. Social Changes: The war accelerated social changes, including women's suffrage movements and labor reforms in many countries.

Example: In Britain, women over 30 gained the right to vote in 1918, partly due to their contributions to the war effort.

Key Leaders of World War I

World War I involved numerous influential leaders who shaped the course of the conflict. Here are profiles of two key figures:

Kaiser Wilhelm II

• Nationality: German
• Born: January 27, 1859
• Died: June 4, 1941
• Role in the War: As Emperor of Germany, Kaiser Wilhelm II played a crucial role in the outbreak of World War I. His aggressive foreign policies and support for Austria-Hungary's actions against Serbia contributed significantly to the escalation of the conflict. Wilhelm II abdicated in 1918, leading to the end of the German Empire and the establishment of the Weimar Republic.

Quote: "You will be home before the leaves have fallen from the trees." - Kaiser Wilhelm II to German troops in August 1914, illustrating the widespread belief that the war would be short.

Tsar Nicholas II

• Nationality: Russian
• Born: May 18, 1868
• Died: July 17, 1918
• Role in the War: Tsar Nicholas II was the last Emperor of Russia and initially served as a figurehead during the war. From 1915 until his abdication in 1917, he took direct command of Russian forces. His poor leadership contributed to Russia's military failures and domestic unrest, ultimately leading to the Russian Revolution and the rise of the Soviet Union.

Highlight: The execution of Tsar Nicholas II and his family by Bolshevik forces in 1918 marked the end of the 300-year Romanov dynasty in Russia.

The Allied Powers in World War I

The Allied Powers, also known as the Entente Powers, were the coalition of nations that fought against the Central Powers in World War I. The main Allied Powers included:

1. France
2. Russia $until 1917$
3. United Kingdom
4. United States $from 1917$
5. Italy $from 1915$
6. Japan
7. Belgium
8. Serbia
9. Romania
10. Greece
11. Montenegro

Key facts about the Allied Powers:

• Approximately 42 million Allied personnel were mobilized during the war.
• Over 5 million Allied troops died, with Russia and France suffering the highest casualties.
• An estimated 12 million Allied troops were wounded in combat.

Vocabulary: Mobilization - The act of assembling and preparing troops and supplies for war.

Focus on the United Kingdom:

• Leader$s$: King George V, H.H. Asquith, David Lloyd George
• Population: Approximately 46 million $including Ireland, excluding the Empire$
• Active Personnel: 247,500 full-time troops, 414,000 reserves at the start of the war

Highlight: The United Kingdom played a crucial role in World War I, contributing significantly to the Allied victory through its powerful navy, extensive empire, and industrial might.

The Allied Powers formed a formidable coalition that ultimately prevailed in the war, but at an enormous cost in lives and resources. Their victory reshaped the global balance of power and set the stage for the geopolitical landscape of the 20th century.

The Central Powers in World War I

The Central Powers were the alliance of nations that fought against the Allied Powers during World War I. The main Central Powers included:

1. German Empire
2. Austria-Hungary
3. Ottoman Empire
4. Kingdom of Bulgaria $from 1915$

These nations formed a powerful bloc that challenged the Allied Powers across multiple fronts in Europe, the Middle East, and Africa. However, they were ultimately defeated after four years of grueling warfare.

Key aspects of the Central Powers:

• Germany was the dominant member of the alliance, providing the bulk of military and industrial resources.
• Austria-Hungary's conflict with Serbia sparked the initial outbreak of the war.
• The Ottoman Empire's involvement expanded the war into the Middle East and threatened British interests in Egypt and India.
• Bulgaria joined in 1915, hoping to regain territories lost in previous Balkan conflicts.

Example: The German Empire's naval expansion program, initiated by Kaiser Wilhelm II, was a major factor in increasing tensions with Britain in the years leading up to the war.

Consequences for the Central Powers:

• All four empires collapsed as a result of the war.
• Germany lost significant territory and was forced to pay heavy reparations under the Treaty of Versailles.
• Austria-Hungary was dissolved into several smaller nations.
• The Ottoman Empire was partitioned, leading to the creation of modern Turkey and various Middle Eastern states.
• Bulgaria lost territory and faced economic hardships.

Highlight: The defeat of the Central Powers in World War I led to a dramatic reshaping of the political map of Europe and the Middle East, with long-lasting consequences that extended well into the 20th century.

World War I Timeline: Major Events

World War I, also known as the Great War, lasted from 1914 to 1918. Here is a timeline of major events:

1914:

• June 28: Assassination of Archduke Franz Ferdinand in Sarajevo
• July 28: Austria-Hungary declares war on Serbia
• August 1: Germany declares war on Russia
• August 3: Germany declares war on France
• August 4: Germany invades Belgium; Britain declares war on Germany
• August 23: Japan declares war on Germany
• September 5: Treaty of London signed by Russia, France, and Great Britain

1915:

• February 18: Germany begins unrestricted submarine warfare
• April 22: Second Battle of Ypres begins, featuring the first large-scale use of poison gas
• May 7: Sinking of the RMS Lusitania
• October 14: Bulgaria enters the war on the side of the Central Powers

1916:

• February 21: Battle of Verdun begins
• July 1: First day of the Battle of the Somme
• December 18: World War 1 ends on the Western Front

1917:

• February: Russian Revolution begins
• April 6: United States declares war on Germany
• November 7: Bolshevik Revolution in Russia

1918:

• March 3: Russia signs the Treaty of Brest-Litovsk, exiting the war
• July 18: Allied counteroffensive at the Second Battle of the Marne
• November 11: Armistice signed, ending World War I

Highlight: The signing of the Armistice on November 11, 1918, at 11:00 AM $the eleventh hour of the eleventh day of the eleventh month$ marked the official end of World War I on the Western Front.

1919:

• June 28: Treaty of Versailles signed, officially ending the war between Germany and the Allied Powers

This timeline showcases the rapid escalation of the conflict in 1914, key battles and events throughout the war, and the final peace negotiations. The war's impact continued to shape global politics and society long after the fighting ended.

Overview of World War I

World War I was a devastating global conflict that lasted from 1914 to 1918. The war began in Europe but eventually involved countries around the world, leading to massive loss of life and far-reaching consequences.

Key points:

• Sparked by the assassination of Archduke Franz Ferdinand in Sarajevo in 1914
• Involved the Allied Powers $Britain, France, Russia, Italy, US$ vs. the Central Powers $Germany, Austria-Hungary, Ottoman Empire$
• Resulted in over 9 million military deaths and reshaped the geopolitical landscape
• Led to the collapse of four empires: German, Austro-Hungarian, Ottoman and Russian
• Ended with the Treaty of Versailles in 1919, which imposed harsh terms on Germany

Highlight: The assassination of Archduke Franz Ferdinand by Serbian nationalist Gavrilo Princip on June 28, 1914 is considered the immediate trigger for World War I.