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IDK
Name the Year
100

Poison gas introduced here by Germany in 1916

TPL

Second Battle of Ypres

100
Caused disease, low morale, and miserable conditions

Trench (warfare)

100

Sent to Mexico to ask for an alliance in the war, intercepted by Great Britain

Zimmerman Telegram

100

Name the country part of the Central powers who wanted to be imperial, feeling behind in the race for land and resources

Germany

100

This happened on June 28th, 1914

Assassination of Archduke Franz Ferdinand

100

A German general created this to avoid a two-front war, attacking France and barricading Russia from attack

Schlieffen Plan

100

Year of World War I starting

1914

200

First major battle on the western front, stopped Germany's invasion of France

Battle of the Marne

200

Low visibility but could attack merchant ships unseen

Submarine/U-Boat

200

Sinking of a ship with more than 2,000 people on board, 1,200 lives lost including 120+ Americans off the coast of Ireland

Lusitania

200

Name the 3 Central Powers to start World War I

Germany, Austria-Hungary, Italy

200

This happened on July 28th, 1914

Austria-Hungary declares war on Serbia

200

What are the 4 causes of World War I's growth into a global conflict?

MAIN

200

Year the Lusitania sank

1915

300

Killed over 1,000,000 people

Battle of the Somme

300

Defensive armor but very strong in battle, could go through trenches

tanks

300

An agreement between America and Germany to cease unrestricted submarine warfare

Sussex Pledge

300

Name the 3 Allied Powers to start World War I

Great Britain, Russia, France

300

This happened on August 1st, 1914

Germany declares war on Russia

300

This was the movement of African Americans from the south to the north due to labor shortages and a chance at a better life during Jim Crow Laws

Great Migration

300

Battle of the Somme

1916

400

This battle introduced machine guns and trench warfare

Battle of the Marne

400

Collected intel from a different angle but was very fragile to machine gun and artillery 

airplanes

400

The U.S. entered the war on this date in 1917

April 6th

400

Which country did the Battle of Verdun take place in?

France

400

This happened on August 4th, 1914

Great Britain declares war on Germany

400

This act restricted the sharing of photos and documents that held information about the United States and its military during wartime

Espionage Act

400

President Wilson's Address to Congress to join World War I

1917

500

This battle took place in present day Poland, where Germany showed how weak Russia's army was, completely wiping it out

Battle of Tannenberg

500

Introduced in 1915 by the Germans

Poison Gas

500
What came from Schenck vs. United States in 1919 that limited free speech during time of conflict and war?

Clear and present danger test

500

This "country" defeated the allied powers in the Battle of Gallipoli

Ottoman Empire

500

This happened on August 3rd, 1914

Germany declares war on France

500

This act limited free speech, including flyers and articles in newspapers, having over 1,000 convictions for slander against the United States during the war

Sedition Act
500

Sussex Pledge

1916

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