Contributors in World history
World history
Cannon
History; World history
A weapon which uses an iron ball as a projectile and gunpowder as the blasting agent.
Kellogg-Briand Pact
History; World history
A treaty signed in 1928 renouncing war as a means of solving international disputes.
Kublai Khan
History; World history
(1215-1294) Grandson of Genghis Khan and founder of the Mongol Yuan Dynasty in China.
Nuclear weapons
History; World history
Weapons in which the explosive potential is controlled by nuclear fission or fusion.
Mass production
History; World history
The manufacturing of products on a large scale, usually through the use of machines.
Greek column
History; World history
Fluted column used in many of their buildings, and copied throughout the world today.
Raw materials
History; World history
Various materials found in nature used in manufacturing such as wood, coal, and oil.