Lake Peipus

People

• Alexander Nevsky
• Birger Jarl
• Pope Gregory IX

Groups

• Denmark, Kingdom of
• Papal States (Republic of St. Peter)
• Sweden, Kingdom of
• Roman Catholic Christians
• Eastern Orthodox Christians

Topics

• Crusades, The
• Swedish-Novgorodian Wars
• Northern Crusades, or Baltic Crusades
• Ice, Battle of the

Subjects

• Technology
• Violence
• Trade
• Religion
• Conflict

Commodities

• Weapons
• Domesticated animals

Locations

• Lake Peipus