We all know future is uncertain. Some countries may or may not survive another two decades. There are some reasons which may create the problem to this countries to survive more next 20 years.
Spain has been teetering on the verge of collapse since 2008. Spain has currently involved in an economic crisis. 24% of Spanish people are unemployed in January 2015. Half of the countries worries is Spain's economy. Two regions of Spain could very easily break. With strong popular support, Catalonia has a thriving independence movement. To prove their desire, In 2013 they formed a 300 mile human chain. At the same time, the Basque region long for an independence. The people of Basque, speak Basque. And they are currently fighting for independence.
In the technological advancement, North Korea is far behind from the rest of the world. North Korea has a policy of self-reliance, but they don't have enough resources to survive longer. Soon, North Korea has to leave his isolation behind and expand trade ties. North Korea government holds the power very tightly.
The citizens of Belgium are divided in ethnic lines. Flanders and Wallonia, the two halves of Belgium are common with each other. Wallonia is dominated by french speaking people. People of Wallonia wants independence or a union with france. The northern region is Flanders and are known as Flemish. They also want independent Flanders. There are chances that their will be two new countries, Wallonia and Flanders.
China has the largest army and the powerful economies too, but still it is in the list. China is in a collision course with disaster. Problems of china are stem from the outright destruction of the country's environment. China's river is highly polluted which is not safe for human consumption. Every year 250,000 Chinese people die because of pollution.
As Iraq is rising, they had brought the international attention of their deeply rooted divisions. In the 20th century, their borders were created by British colonial authorities with absolutely no regard for the cultural divides of the region. By oppression and brute force, Saddam Hussain kept Iraq together, but now the country is falling apart in three divisions. The Kurds in the north, the Sunnis in the west, and the Shiites in the south. These all groups want to separate in their flag.
In the year 1951, Libya was an Italian colony. It was an artificial creation of a colonial era. It was held together by colonel Gaddafi until his defeat in the Libyan civil war in 2011. After this fall, the area was divided into three regions, Tripolitania, Fezzan and Cyrenaica. The second Libyan war is ongoing and but unified Libya will not survive more.
In 2014, the rapid rise of power was seen after seizing the third Iraq and Syria in a military takeover. After that, the Islamic state is in conflict against an increasing long list of enemies. To survive, they must defeat or either has to make peace with Iraq, Kurdistan, the Syrian government, the free Syrian army, Saudi Arabia, Iran and US lead the coalition. The Islamic state's survival will be in a constant threat.
Scotland have failed in gaining independence but Scot's won't give up their quest for independence. There's also simmering movement Wales and Northern Island that seeks autonomy and possibly independence for these regions.
The two most likely states to leave the union are Alaska and Texas. Many of the divisions that caused the United States civil war still exist to the day. These deep-rooted political and cultural differences are not rectified, then some states could break free.
Maldives is located between India and Africa and is in extreme danger of sinking due to rising sea levels. The President is looking for space in South Asia to transplant all the residents before the island is submerged.