What are some examples of global significant events

1) The Black Death

2) Pax Romana

3) Fall of Constantinople

4) Civil War In the United States

5) Protestant Reformation

The cold war, The civil war, the declaration of independence

Explanation:

These helped shape America

the above statement/question is (true);

well it depends i think people around the world are coming around to gay marriage. but if you are talking abortion then wow, so much to talk about. such as men thinking they have the right to choose if women can, the fact there are health concerns if the women can't get one, and many more arguments to discuss. so i would definitely say abortion would be a much more interesting topic.