What were the two primary causes of the cold war?

the desire of the soviets and the western allies to exploit germany's mineral resources

differing political systems as well as disagreements over the rebuilding of europe and berlin

the united states and the soviet union disliked that their political systems were so similar

the inclusion of china in the security council of the united nations mistrust between the soviet union and the western democracies

(100 points) project: progressive era research your topic and write at least seven hundred words to discuss one of the following topics. a. evaluate the impact of progressive era reforms. b. evaluate the impact of progressive reform leaders such as susan b. anthony or robert lafollette. c. evaluate the impact of third parties and their candidates such as h. ross perot and george wallace on america. note: as with any research you do, evaluate the validity of your source: a. who is the author? b. is the author an authority on the subject? c. how does the author use language? d. what sources appear in the author's work? e. from what you know or have learned about the author, is the presentation inappropriately biased?