Answer:
The countries are small in terms of territory and population.
Explanation:
Some countries adopt a unitary system of government because of the following factors or reasons: The countries are small in terms of territory and population. They are relatively homogeneous and there is an absence of marked ethnic inequalities. They have limited skilled personnel and economic resources.
Im not sure if i have this correct, but, around 1990, communist nationalists in Russia kidnapped Mikeal Gorbichav. This caused Boris Yeltsin to be put into power. With his power, he then dissolved the Soviet Union, and liberated eastern europe. He then saved Gorbichav, but by then, Gorbichav was out of powerless. Now, the Soviet Union is called the Russian Federation, and had adopted free trade.