Just outside the castle walls, they discovered eight ... are shedding new light on what is believed to be the longest siege in medieval English history. In 1264, the Second Barons’ War ...

What a castle siege is How people prepared for a siege ... Use this drawing of a medieval trebuchet to help you. Image caption, Can you draw a trebuchet and label the different parts?

During medieval sieges, this destruction machine crushed castle walls. Using trial and error, medieval engineers adjusted the trebuchet to make sure its missile hit the castle wall—and destroyed it.