The Attack on Pearl Harbor was a turning point in World War II, as it led to the USA declaring war on Japan and its allies, including Nazi Germany.
Navies were an important component of a country's military during the Second World War. Ships were made bigger, faster and carried more devastating weapons.
In times of global conflict, certain leaders take center stage. Some have been seen as heroic and peacemakers, others have been seen as evil and dictatorial.
Millions of people were killed during the Second World War. Some of the most devastating battles in human history were fought during this terrible period.
The battle for air supremacy raged all throughout the Second World War. Some of the planes used by the Allied and Axis powers soon became household names.
Tanks were used a lot during the Second World War; thousands of these specialized armored vehicles were produced by the warring sides each month.
The uniforms that both the Allied and Axis Powers wore during the Second World War were very distinctive. The uniforms have changed a lot since that time.
Salvador Dalí is one of the greatest artists of all time. His highly original work, embracing many styles but especially surrealism, has been praised around the world for its creativity and beauty.
Sir William Wallace was a famous leader in the Wars of Scottish Independence. He lived an interesting life which was celebrated (inaccurately) in the Mel Gibson film, Braveheart.
Darius I is often known as Darius the Great. This Persian king ruled over a vast empire in the ancient world. He made changes to his empire for the benefit of his people.