Answer:
the depression was caused by a number of serious weaknesses in the economy. ... The lingering effects of World War I (1914-1918) caused economic problems in many countries, as Europe struggled to pay war debts and reparations. These problems contributed to the crisis that began the Great Depression
Explanation:
The US and Brits wouldn't have access to Russia to send supplies and Russia is cold so both countries would have to wait till spring to counter-attack.
The Soviets and United States felt powerful, and when a country feels it’s militaristic powers are high they get violent as shown in WW1. They decided to try to prove their dominance by the soviets attacking Iran. Since America backed Iran it could also be the start to America’s morale obligation to staying there to the present day.
Atleast 3 days, the Horizon probe got to the moon in 8 hours, but it was headed towards Pluto