Q.1 Which event is generally considered the immediate cause of World War I?
The sinking of Lusitania
The assassination of Archduke Franz Ferdinand
The invasion of Belgium
The Zimmermann Telegram
Explanation - The assassination of Archduke Franz Ferdinand of Austria-Hungary in Sarajevo in 1914 triggered a series of alliances and declarations of war, sparking World War I.
Correct answer is: The assassination of Archduke Franz Ferdinand
Q.2 Which countries formed the Triple Entente before World War I?
Germany, Austria-Hungary, Italy
Britain, France, Russia
Britain, Germany, USA
France, Italy, Japan
Explanation - The Triple Entente was a military alliance between Britain, France, and Russia, opposing the Central Powers during WWI.
Correct answer is: Britain, France, Russia
Q.3 What new type of warfare was first widely used in World War I?
Nuclear warfare
Trench warfare
Guerrilla warfare
Cyber warfare
Explanation - World War I was characterized by trench warfare, where soldiers fought from long ditches, leading to stalemates and heavy casualties.
Correct answer is: Trench warfare
Q.4 Which ship’s sinking by a German U-boat influenced the U.S. to join World War I?
Titanic
Lusitania
Bismarck
Queen Mary
Explanation - The Lusitania, a British passenger ship, was sunk by a German U-boat in 1915, killing Americans and pushing the U.S. closer to joining WWI.
Correct answer is: Lusitania
Q.5 What treaty officially ended World War I?
Treaty of Versailles
Treaty of Paris
Treaty of Ghent
Treaty of Vienna
Explanation - The Treaty of Versailles in 1919 officially ended WWI, imposing harsh reparations on Germany and redrawing European borders.
Correct answer is: Treaty of Versailles
Q.6 Who was the leader of Germany during World War I?
Adolf Hitler
Kaiser Wilhelm II
Otto von Bismarck
Paul von Hindenburg
Explanation - Kaiser Wilhelm II was the last German Emperor, ruling during World War I and abdicating after Germany's defeat.
Correct answer is: Kaiser Wilhelm II
Q.7 Which country switched sides during World War I from the Central Powers to the Allies?
Italy
Japan
Turkey
Spain
Explanation - Italy initially allied with Germany and Austria-Hungary but later joined the Allies in 1915 after promises of territorial gains.
Correct answer is: Italy
Q.8 The League of Nations was established after World War I to:
Promote international trade
Ensure world peace
Spread communism
Rebuild Germany
Explanation - The League of Nations was created in 1920 as part of the Treaty of Versailles to maintain peace and prevent future wars.
Correct answer is: Ensure world peace
Q.9 Which ideology rose in Germany partly due to resentment over the Treaty of Versailles?
Fascism
Communism
Democracy
Socialism
Explanation - Fascism, led by Adolf Hitler, gained popularity in Germany as the Treaty of Versailles was seen as humiliating and unjust.
Correct answer is: Fascism
Q.10 World War II began with the German invasion of which country?
France
Poland
Belgium
Denmark
Explanation - Germany’s invasion of Poland on September 1, 1939, led Britain and France to declare war on Germany, starting WWII.
Correct answer is: Poland
Q.11 What was the alliance of Germany, Italy, and Japan during World War II called?
Central Powers
Axis Powers
Triple Alliance
Allied Forces
Explanation - The Axis Powers consisted of Germany, Italy, and Japan, opposing the Allies in World War II.
Correct answer is: Axis Powers
Q.12 Which country was led by Winston Churchill during most of World War II?
France
Germany
United Kingdom
United States
Explanation - Winston Churchill was the Prime Minister of the United Kingdom, inspiring resistance against Nazi Germany.
Correct answer is: United Kingdom
Q.13 What was the codename for the Allied invasion of Normandy in 1944?
Operation Barbarossa
Operation Torch
Operation Overlord
Operation Desert Storm
Explanation - Operation Overlord, also known as D-Day, was the successful Allied invasion of Nazi-occupied France on June 6, 1944.
Correct answer is: Operation Overlord
Q.14 Which battle is considered the turning point on the Eastern Front in World War II?
Battle of the Bulge
Battle of Stalingrad
Battle of El Alamein
Battle of Midway
Explanation - The Soviet victory at the Battle of Stalingrad in 1942–43 marked a major turning point, pushing back the German advance.
Correct answer is: Battle of Stalingrad
Q.15 Which U.S. president authorized the use of atomic bombs on Japan?
Franklin D. Roosevelt
Harry S. Truman
Dwight Eisenhower
Woodrow Wilson
Explanation - Harry S. Truman, who became president after Roosevelt’s death, ordered atomic bombs dropped on Hiroshima and Nagasaki in 1945.
Correct answer is: Harry S. Truman
Q.16 The Holocaust was primarily the genocide of which group?
Slavs
Jews
Gypsies
Communists
Explanation - The Holocaust was the systematic extermination of 6 million Jews by Nazi Germany, along with other targeted groups.
Correct answer is: Jews
Q.17 Which battle was Japan’s first major defeat in the Pacific War?
Battle of Midway
Battle of Iwo Jima
Battle of Okinawa
Battle of Guadalcanal
Explanation - The U.S. victory at the Battle of Midway in 1942 crippled Japan’s naval strength and shifted the balance in the Pacific.
Correct answer is: Battle of Midway
Q.18 What was the German air campaign against Britain in 1940 known as?
The Blitz
Operation Overlord
Desert Campaign
Battle of Ardennes
Explanation - The Blitz was Germany’s sustained bombing campaign against Britain, aiming to force surrender but failing due to British resilience.
Correct answer is: The Blitz
Q.19 Which country suffered the highest number of casualties in World War II?
Germany
United States
Soviet Union
Japan
Explanation - The Soviet Union lost an estimated 20–27 million people during World War II, the highest of any nation.
Correct answer is: Soviet Union
Q.20 The Nuremberg Trials were held to prosecute leaders of which regime?
Japanese Empire
Fascist Italy
Nazi Germany
Soviet Union
Explanation - The Nuremberg Trials (1945–46) prosecuted major Nazi leaders for war crimes and crimes against humanity.
Correct answer is: Nazi Germany
Q.21 What was the policy of giving in to Hitler’s demands to avoid war called?
Appeasement
Isolationism
Containment
Alliance
Explanation - Britain and France followed appeasement, conceding territories like the Sudetenland to Germany in hopes of avoiding war.
Correct answer is: Appeasement
Q.22 Which country was invaded by both Germany and the Soviet Union in 1939?
Poland
Czechoslovakia
Finland
Norway
Explanation - Poland was divided between Nazi Germany and the Soviet Union after their non-aggression pact in 1939.
Correct answer is: Poland
Q.23 Which U.S. policy supplied arms to Allies before officially entering WWII?
Marshall Plan
Truman Doctrine
Lend-Lease Act
Open Door Policy
Explanation - The Lend-Lease Act (1941) allowed the U.S. to supply arms and materials to Allied nations before direct involvement in WWII.
Correct answer is: Lend-Lease Act
Q.24 What international organization was founded in 1945 after World War II?
League of Nations
European Union
United Nations
NATO
Explanation - The United Nations was established in 1945 to promote peace, security, and cooperation among nations after WWII.
Correct answer is: United Nations
Q.25 Which conference shaped the post-war world order in 1945?
Versailles Conference
Yalta Conference
Geneva Convention
Potsdam Conference
Explanation - The Yalta Conference in 1945, attended by Roosevelt, Churchill, and Stalin, planned post-war Europe and the defeat of Japan.
Correct answer is: Yalta Conference