Chevy Chase was a battle that took place on the english-Scottish border in 1388.

Chemical and biological warfare have been used long before World War 1. During the Peloponnesian War in the 5th century BC, Spartans used sulphur and pitch to overcome the enemy. During ancient and medieval times, soldiers sometimes threw bodies of plague victims over the walls of besieged cities, or into water wells. During the French and Indian wars in North America (1689-1763), blankets used by smallpox victims were given to American Indians in the hope they would carry the disease.

The first reference to a handgun was made in an order for iron bullets in 1326.

In 1998, the US spent more than $35 billion on its nuclear weapons programme.

The first recorded revolution took place at around 2800 BC when people from the Sumerian city of Lagash overthrew bureaucrats who were lining their own pockets but kept raising taxes.