The Crusades
Why European crusading armies fought in the Holy Land, the suffering these wars caused, and contacts through trade, travel, and learning between Europe and the Islamic world
What a learner can do afterwards
- Explain in simple terms why European armies travelled to the Holy Land
- Describe one example of trade or learning between Europe and the Islamic world, and explain that these contacts also happened outside the Crusades
- Acknowledge that the Crusades involved violence and suffering on both sides
1 · Read
The Pope was the leader of the Catholic Church. In 1095, the Pope called on Christians in Europe to fight in the Holy Land. One goal was to take Jerusalem from Muslim rulers. Jerusalem is holy to Jews, Christians, and Muslims. Knights and other people joined the armies. These campaigns were part of the Crusades. Not every Crusade fought over Jerusalem.
Scholars in the Islamic world studied medicine, maths, and the stars. European readers learned from some of their writings through translations. Translating means putting words into another language. Trade, travel, and learning linked these regions before and during the Crusades. The wars were not the only way ideas moved.
Sugar was one of the goods traded from the eastern Mediterranean to Europe. A trader could carry goods across the sea to sell them. A buyer did not need to fight in a Crusade to get those goods. Trade helps explain how people encountered products from other places.
Traders could carry goods to buyers who had not joined an army.
The Crusades caused violence and suffering. Christian and Muslim soldiers were killed or injured. People who were not fighting also lost homes or lives. Jewish communities were attacked too. Contact between people does not make a war peaceful. We can study trade and learning while remembering the harm caused by the fighting.
The Crusades were wars that caused suffering. Trade, travel, and translated writings also linked Europe and the Islamic world, before and during the wars.
Both readings were written for this dataset. OpenStax and Khan Academy records were consulted as background; their prose is not reproduced.
More to read
Routes for goods and learning
How could people learn about a place without joining an army? They might meet travellers, buy goods carried by traders, or read a translated book. These routes linked Europe and the Islamic world before and during the Crusades.
Scholars in the Islamic world studied medicine, maths, and the stars. Some European readers learned from their writings through translations. A translation puts words into another language so other readers can understand them.
Goods travelled too. Sugar was traded from the eastern Mediterranean to Europe. Traders could carry it to sell to buyers who had never fought in a Crusade.
A soldier's journey, a trader's cargo, and a translated book are different routes. To explain how a particular person encountered an idea or product, we need clues about that person's experience. We should not assume that joining a Crusade was the only route.
Military goals and people affected
Jerusalem is holy to Jews, Christians, and Muslims. In 1095, the Pope called on Christians in Europe to fight in the Holy Land. One aim was to take Jerusalem from Muslim rulers. Knights and other people joined the armies. These campaigns were part of the Crusades, though not every Crusade fought over Jerusalem.
A journey to a holy place is different from a military campaign. The armies described here fought for control of places. Religious goals did not prevent violence.
Christian and Muslim soldiers were killed or injured. People who were not fighting also lost homes or lives. Jewish communities were attacked too.
Studying the wars means asking what the armies wanted and what happened to people affected by the fighting. Learning about trade and ideas does not erase that suffering.
2 · Watch
Take it off screen
Where it sits
Where this leads
Jobs that lean on this skill. Follow one to see everything it is built on.
8 questions wait behind this lesson, each with its answer explained. Every answer feeds the sky: stars light as they are learned, and dim when it is time to come back.