Kingdom of France
The death of King Charles IV marks the end of the Capetian line. Philip VI, son of Charles of Valois, will be crowned king. The Battle of Cassel took place near the city of Cassel. Nicolaas Zannekin was the leader of the rebels. Count of Flanders, Louis I, was collecting taxes for King Charles IV. Residents of the bailiwicks of Veurne, St. Winoksbergen, Belle, Cassel, Poperinge, and Bourbourg. The Count was held from 1325 to 1326. After Charles IV died, Philip VI was confident that the army would win. On 23 August 1328, French soldiers set fire to several villages near Cassel to get the rebels attention away from the other division of soldiers.
The Black Death killed 3/4 of Europe's population. The disease spread by fleas on rats, which were usually found just about anywhere. It was called the Black Death because, when it's victims were killed, it would blacken their skin due to the internal bleeding. The Black Death reached Sicily in October 1347. Soon after, it spread across Europe. The link below explains how it spread
The Crusades were a series of battles fought all around the area in the Middle East known as the "Holy Land". The crusades were battles over control of the holy city Jerusalem. At one point, Christians took control of Jerusalem. The Christians slaughtered everybody in Jerusalem without hesitation. Later, the Muslims retook Jerusalem.
The Vikings were a sea-baring Scandinavian race. The vikings used runestones instead of an alphabet. They were successful at travelling long distances using the longboat. The longboat could tread through shallow waters. The longboat is the reason the Vikings were so successful in raiding port cities. They also were the first Europeans to discover North America.