1.What were the three issues that led to hard feelings between the Soviet Union and the United States? The Soviet Union signed a treaty with Hitler, the U.S. kept the atomic bomb a secret, and the U.S. took a long time to attack Hitler.
2. Reagan escalated the Cold War during his presidency, accelerating a reversal from the policy of détente that began in 1979, following the Soviet war in Afghanistan. Reagan ordered a massive buildup of the United States Armed Forces and implemented new policies toward the Soviet Union.
Answer: Following the assassination of Franz Ferdinand, Austria Hungary was hella mad about it, so they went to Germany, and was like hey, help us get revenge on Serbia. So the two of them teamed up and declared war on Serbia on July 28th. Shortly after (a couple of days) Germany declares war on Russia, and then after Serbia's ally invaded France, that pushed Great Britain to declare war on Germany.
(hope this helps)
Answer:
I think they wanted communism or finish unresolved global conflict
Explanation: