greek fireThe first military secret weapon was called Greek fire.
He invented the first submarine ever used in combat in 1775. It was called the Turtle.
Hiroshima is known as the site of the first military use of an atomic weapon.
If you are refering to tags for dogs they are not called "dog tags". So the Military one came first.
WWI was the first major war that the act of observeing really came into play. As soon as Artillery transitioned from a direct fire weapon to indirect you had men observing the round.
The military had the money to fund its construction and the applications for it to run. Remember this work was done in WW2 in secret projects to help the war effort.
Belisarius
the tank
He invented the first submarine ever used in combat in 1775. It was called the Turtle.
Hiroshima is known as the site of the first military use of an atomic weapon.
Land mines are a disfiguring and often lethal military weapon that is still frequently used today. It is believed that land mines first made a military appearance during the late 13th century in China.
Invented by French chemist Claude Berthollet, chlorine gas was first used as a weapon by the military during the first World War in 1914. Chlorine gas was first used as a disarming weapon, and later as a fatal poison.
You first get a weapon on the level called Jailbreak. The first weapon is a crowbar, then later in the same level there is a pistol and shotgun.
First, you have to grab a secret weapon, called the "testicle." Then you must get a 2x score multiplier to get two of them. You must then use them to buy a game that requires skill.
Oppenheimer
it is called the secret of the dragon balls
The military was first used by Sargon, in the fertile crescent to capture and/or protect territories against opponents. Sargon was the best military leader of the time. The main weapon of the military was the archer(bow and arrow).
The first one used in combat was called Little Boy.