Why America barged into Afghanistan and why it suddenly flew out.
The foundation of the modern global economy is driven by the default currency which is the United States dollar. In turn the dollar's value is pegged to the price of oil, making control and distribution of this vital energy source oil and gas extremely important. Afghanistan has 7 neighbours. Pakistan to the South and Iran to the West, the Central Asian Republics (CIS countries), of Turkmenistan, Uzbekistan and Tajikistan lie to the North, and China to the West and Pakistan o