Answer:
The first one i know is Tigris valley
Explanation:
Around the 14th century, the cities of Nanjing, Calicut, Mogadishu and Venice was significant because the major center's of trading activity flourished there.
NATO was designed to improve on the alliances of the past and to modernize the alliance system in light of the threat of nuclear power. The idea of collective security meant that war could trigger alliances linked on social, political and economic and ideological frameworks as well as a deterrent in terms of nuclear power.
China's isolation by the himalayas prevented modernization and kept the ideas and technologies that were traded in europe and india out of there country. this also kept merchants and traders with goods that china could not access out of the country, however, this did decrease the chance of invasion because the mountains did provide protection. the chineese built the Great Wall completely isolating themselves and protecting there pure chinese cultures and traditions and they remained uneffected by the rest of europe.
The nation of Czechoslovakia was founded in October 1918. It was founded by Tomas Garrigue Masaryk and he became the nation's first president on November 14 1918 and ended on December 14 1935.
Hope this helps,
kwrob
