Eastern Asia

Fergana (Yuan), the capital of China, surrenders after the enemy cuts off the city’s water supplies. “In the city of the king of Yuan there were no wells, and the people had to obtain water from a river outside the city, whereupon experts in hydraulics were sent to divert the course of the river, thus depriving the city of water, besides effecting an opening though which the city might be laid open to access. General Ir-shi wished to attack Yu-chong…

An intentional rupturing of the Wei River dams leads to the victory of Han Dynasty forces.

The Huang He’s dikes are breached for military purposes. In 1642, “toward the end of the Ming dynasty (1368-1644), General Gao Mingheng used the tactic near Kaifeng, China in an attempt to suppress a peasant uprising.”

In 1642, in a battle between the incoming Manchu and the forces of the Ming dynasty, Yellow River (China) dikes are breached by both sides, creating a catastrophe for Kaifeng in which 300,000 of its 378,000 citizens die.

Japanese chemical and biological weapons activities reportedly include tests by ‘Unit 731’ against military and civilian targets by lacing water wells and reservoirs with typhoid and other pathogens.