Throughout the initiation of the various wars that took place in the year between 1845-1991, the advancement of various weapons and other technological developments also took place. As a point of importance, Chemical Gases and generally, Chemical Warfare are considered, by many historians, as a decisive weapon used against the enemies, albeit sometimes unsuccessfully.

By late 1915, in World War I, gas warfare had become a psychological as well as physical weapon. Much as the artillery barrages resulted in mental breakdowns associated with “shellshock,” the constant threat of the unbeknownst exposure to even a single gas shell added to the already unbearable stress of life at the front. After the first gas attack ever near Ypres in Belgium, …show more content…
Initially, the main purpose of the tanks was to break the stalemate of the trenches. The tanks first rumbled onto the battlefield for the first time on the 15th September 1916. In the Battle of the Somme, the British launch a major offensive against the Germans, employing tanks for the first time in history. By the end of an attack on the 1st of July, 20,000 British soldiers were dead and 40,000 wounded. It was the single heaviest day of casualties in British military history. In WWI, the tanks were useful as a device that could provide heavy fire, and acted as a moving shield for infantry. However, due to their primitive design and size, they also made of a particularly difficult weapon for the British and the Germans alike to move about the battlefield, and therefore reduced their speed and performance. They were originally only armed with machine guns, and were problematic and underperforming in rough terrain, making trenches or steep hills a problem. Its tracks could easily be damaged, immobilizing it and negating its purpose. Nevertheless, the tanks did lead to one eventual success at the Battle of Cambrai on 20 November 1917, for the British. Nonetheless, because the British did not possess sufficient infantry troops to exploit the breach they had created, this enormous initial success was effectively cancelled out in German …show more content…
The use of submarines, radars and sonar waves, as well as U-Boats encouraged the further development of these