Causes of US failure in Vietnam include b) The United States supported corrupt leaders in Vietnam and d) Only a few US soldiers fought with honor.
One of the biggest issues of the Vietnamese war was that the United States went in because of anti-communism above all other reasons because of the Truman Doctrine. The South Vietnamese leaders were not well liked and were overall corrupt. The knowledge of this back home created a lot of public tension and actually caused soldiers to feel they weren't fighting for a good cause, or even commit war crimes as seen in the My Lai Massacre.
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Which geographic feature marks the easternmost edge of islam under the Umayyads?
B. indus river valley
Ronald Reagan was largely known to be an anti-communist and a fierce Cold Warrior, but he also took a big role in ending the Cold War.
Despite that Reagan took a policy called Reagan Doctrine, that was a policy to weaken the Soviet Union by aiding anti-communist resistance movements and manipulating governments in a series of places such as Asia and Africa.
With this series of movements, Reagan was able to weaken the Soviet Union by forcing them to invest in military and increasing social and economic problems internally. With that, Reagan found in Gorbachev a good ally and signed the nuclear arms reductions agreement ending the Cold War.
There were lots of uncontrollable strikes in Petrograd, ones which he tried to send out his army to to save. However, his soldiers then refused to let fire on the protesters. He then weakened a huge amount and lost great chunks of his supporters. This meant he had to abdicate
Amerigo Vespucci, he discovered Rio de Janeiro and Rio de la Plata.