A very wide range - too large of a list to practically list them all. Everything from knives and clubs up to nuclear missiles.
Because today, people have much more greater ideas and know how they can improve weapons.
Today's weapons are different from those of the Middle Ages for the same reason that we ride in cars instead of carts. Things change.
weapons weapons and coins
Many countries have nuclear weapons today including the United States. China, North Korea, South Korea, and Japan also have nuclear weapons.
No country uses biological weapons of any type at this time.
There are many differences in weapons today in 2013 versus before 1855. For example, weapons are faster and more powerful now than they used to be. They are also more lethal.
Iceland is very cold
Of course . - Weapons change and improve in almost every war.
yes
Atomic weapons impact the balance of military power in the world today in the sense that produce a sense of fear in the countries that have weak militaries.
We now have bigger and better weapons We now have bigger and better weapons
They protect, kill, and feed us.