Original: The Seven Years' War (1756-1763) was fought between two rival alliances: the first consisting of the Kingdom of Great Britain, Hanover, and Austria; the second consisting of Austria, France, Imperial Russia, Saxony, and Sweden.
Simplified: The Seven Years' War (1756-1763) fought between two rival alliances: the first side was the Kingdom of Great Britain, Hanover, and Prussia; the second side was Austria, France, Imperial Russia, Saxony, and Sweden.