World War 1 1914-1920
History

The heir to the throne of Austria-Hungary whose assassination started WWI
Archduke Franz Ferdinand
The heir to the throne of Austria-Hungary whose assassination started WWI. Archduke Franz Ferdinand. Archduke Franz Ferdinand was the next in line to rule Austria-Hungary, and his assassination in 1914 triggered the start of World War I.

An American political consultant who advised Presidents Woodrow Wilson and Franklin D. Roosevelt
Bernard Baruch
An American political consultant who advised Presidents Woodrow Wilson and Franklin D. Roosevelt. Bernard Baruch was a key economic advisor and influential policy maker in early 20th-century America.

Military who becomes unavailable for duty due to death, injury, illness, capture or desertion
Casualty
Military who becomes unavailable for duty due to death, injury, illness, capture or desertion. Casualty. In history, a casualty is a person in the military who is unable to continue service because of injury, death, or similar reasons.

Created to influence public opinion to support US participation in WWI
Committee on Public Information
Created to influence public opinion to support US participation in WWI. Committee on Public Information. The Committee on Public Information was a government agency established in 1917 to promote pro-war propaganda during World War I.

Refuses to perform military service on the grounds of freedom of thought, conscience, or religion
Conscientious objector
Refuses to perform military service on the grounds of freedom of thought, conscience, or religion. Conscientious objector. A conscientious objector is someone who refuses to fight in wars due to their personal beliefs or principles.

A group of troopships traveling together with a naval escort
Convoy system
A group of troopships traveling together with a naval escort. Convoy system. In history, the convoy system was used to protect merchant ships from enemy attacks, especially during World Wars, by having them travel in groups with armed protection.

A nation that lends more money to the world than it borrows
Creditor nation
A nation that lends more money to the world than it borrows. Creditor nation. In history, a creditor nation is a country that has a positive net investment position, meaning it is owed more money by other countries than it owes to them.

Prohibits interference with military operations and prevents the support of US enemies during wartime
Espionage Act
Prohibits interference with military operations and prevents the support of US enemies during wartime. Espionage Act. The Espionage Act, enacted in 1917, is a law that makes it illegal to share information that could harm the US military or help its enemies.

The movement of 6 million African Americans out of the Southern US to the Northeast, Midwest and West
Great Migration
The movement of 6 million African Americans out of the Southern US to the Northeast, Midwest, and West. Great Migration. It was a mass relocation during the early-to-mid 20th century driven by the search for better opportunities and escaping racial segregation.

A heavy pandemic of influenza that infected 500 million across the world between 1918 and 1920
Influenza
A heavy pandemic of influenza that infected 500 million across the world between 1918 and 1920. Influenza. Influenza is a contagious viral infection that affects the respiratory system and has caused significant outbreaks throughout history.

A British ocean liner that was sunk by a German U-boat, this contributed to the American entry into WWI
Lusitania
A British ocean liner that was sunk by a German U-boat, this contributed to the American entry into WWI. Lusitania. The Lusitania was a passenger ship whose sinking by Germany in 1915 pushed the U.S. closer to joining World War I.

An ideology that promotes the interests of a nation with the aim of gaining and maintaining sovereignty over its homeland
Nationalism
An ideology that promotes the interests of a nation with the aim of gaining and maintaining sovereignty over its homeland. Nationalism. Nationalism is when people strongly identify with and support their country, often seeking independence or asserting its power.

Communication aimed at influencing the attitude of a community toward some cause
Propaganda
Communication aimed at influencing the attitude of a community toward some cause. Propaganda. In history, propaganda is used to spread information, often biased or misleading, to shape public opinion and achieve a particular goal.

Advocates of the Treaty of Versailles only if certain alterations were adopted
Reservationists
Advocates of the Treaty of Versailles only if certain alterations were adopted. Reservationists. Reservationists were a group of U.S. senators who supported the Treaty of Versailles but wanted changes made to its terms before ratifying it.

Italian migrants who were convicted of murdering guards during an armed robbery
Sacco and Vanzetti
Italian migrants who were convicted of murdering guards during an armed robbery. Sacco and Vanzetti. Sacco and Vanzetti were two Italian immigrants in the United States who were controversially executed in the 1920s, sparking debates about justice and prejudice.

Extended the Espionage Act to cover a broader range of offenses that cast the war effort in a negative light
Sedition Act
Extended the Espionage Act to cover a broader range of offenses that cast the war effort in a negative light. Sedition Act. The Sedition Act was a law that made it illegal to criticize the government during wartime.

Authorized the US government to raise an army for World War I through conscription
Selective Service Act
Authorized the US government to raise an army for World War I through conscription. Selective Service Act. The Selective Service Act was a law passed in 1917 that required men to register for military draft to build the US army.

The right of a people to choose their sovereignty and international political status
Self-determination
The right of a people to choose their sovereignty and international political status. Self-determination. It is the principle that allows nations to govern themselves and make their own decisions without external interference.

Article of the Treaty of Versailles requiring Germany to accept all responsibility for loss during WWI
War-guilt clause
Article of the Treaty of Versailles requiring Germany to accept all responsibility for loss during WWI war-guilt clause. The war-guilt clause forced Germany to admit it was responsible for starting World War I.

The main theatre of war during WWI, from the North Sea to the Swiss frontier
Western Front
The main theatre of war during WWI, from the North Sea to the Swiss frontier. Western Front. The Western Front was a key battlefield in World War I where much of the fighting between Germany and the Allied forces took place.

A secret telegram that proposed a military alliance between Germany and Mexico
Zimmermann note
A secret telegram that proposed a military alliance between Germany and Mexico. Zimmermann note. The Zimmermann note was a message from Germany to Mexico during World War I, urging Mexico to join the war against the U.S. in exchange for territory.