The first major event in 1949 was the Soviet Atomic Bomb Test. This shocked the US because it didn't expect the Soviets to have this weapon this early on. This event led to many Americans scared for their own safety. As a response, the US started expanding its weapons.
Other events include the formation of the North Atlantic Treaty Organization (NATO) by the US. The Soviets responded by forming the Warsaw Pact to counter the threats posed by NATO.
Answer:
People lived more towards lakes and rivers instead of caves, and tree trunks. This led to the change of the jobs of the society. Unlike Paleolithic time's, man could have more leisure time to spend. This led him to broaden the society he was living in and led to increased populations in the Neolithic Age.
Explanation:
British aristocracy had a lot of money but in general they weren't allowed to do any work. They would have to devote to things like art or or philosophy or such things. They used the money to invest into businesses and participate in such a way that was allowed for them by the society. They helped develop numerous new innovations with their money.