What event officially formed the alliance between italy and germany in world war ii?

a.) mussolini and hitler signed the pact of steel to defend each other in a time of war.
b.) the italians invaded africa and sought from hitler's army.
c.) germany forced italy to sign the alliance under the threat of invasion.
d.) the british and french had declared war on italy after the blitzkrieg.

A.) Mussolini and Hitler signed the Pact of Steel to defend each other in a time of war.

the foundation of greek city-states: following the fall of the mycenaean civilization in the 10th century bc, the area surrounding the empire went through its own mini dark ages. answer and explanation

well we know that it was fought between america and the united kingdom based on that i assume people consider the second war of independence because brtiain and england (uk)   the uk is made up of england and i assume thats why it was considered that