Unresolved global conflicts
Unresolved conflicts have started during the World War I Era. Some of these countries are in constant conflict due to their different perspective in governance. For example, the US and its allies continues to fight against the totalitarian nations like North Korea.
Decolonization an nationalism after world war II
I think this had a major change on different countries. Many countries have undergone different cultural influences in terms of music and art. People have become more open to foreigners.
human rights and civil rights: working toward social justice
In this part, people have become more aware of their rights. They are given the freedom of speech. Aside from that, people are also slowly accepting the gender roles in society.
Globalization.
Globalization continues to grow every day. Many leaders have been making trade relations with other countries to help improve their economy.