What are four new nations that have formed in Asia and sub-Saharan Africa since World War 2?

1. Bangladesh. Bangladesh was formerly East Pakistan and became an independent nation in 1971 after a nine-month war with West Pakistan.

2. Eritrea. Eritrea was formerly part of Ethiopia and became an independent nation in 1993 after a 30-year war.

3. South Sudan. South Sudan was formerly part of Sudan and became an independent nation in 2011 after a long civil war.

4. Montenegro. Montenegro was formerly part of Yugoslavia and became an independent nation in 2006 after a referendum.