The Greek Dionysius the Elder<span> of Syracuse, who was looking to develop a new type of weapon, invented the catapult about 400 BCE. Thereafter, it became a key weapon in warfare and remained so up through mediaeval times.</span>
Answer:
here
Explanation:
a constitution is a body of fundamental principles or established precedents according to which a state or other organization is acknowledged to be governed. It is needed because it establishes our very government as it is meant to be