10,000 BC: Semi-permanent settlements come up in Africa, Asia and Europe. 10,000-4,000 BC: Settlements turn into protocities. Development such as wheel, pottery and improved methods of cultivation in Mesopotamia and other places.
1991 AD: Gulf War begins (Jan 17). After freeing Kuwait Gulf war comes to an end (Feb 28); Nepal goes to its first multiparty Parliamentary polls in 32 years (May 12); Mikhail Gorbachov, President of USSR, is ousted in a coup by hardliners (Aug 19); The Soviet coup fizzles out.