The main ideals espoused by communists are the abolition of all private property and the rule of the working class.
This should be the neutrality act of 1939, also known as the cash-and-carry
The following...,,...
please write down the complete question next time
Answer:
Their challenges were mostly geographical, such as farming and traveling on mountains or wetlands, while a majority of ours are caused by humans damaging the Earth, such as pollution, deforestation and overhunting