Answer:
United States and the Soviet Union.
Explanation:
The Soviet Union was trying to spread communism all over Korea. The United States joined in with South Korea to fight against the communist North Korea.
Because the soviets had previously signed a Non-Aggression pact with Germany and didn't expect the attack from Hitler (A.K.A Germany.)
Hoped this helped!
Because they are bretrayers an selfish people
In physics, the kinetic energy of an object is the energy that it possesses due to its motion. Our body maintains this kinetic energy unless it's speed changes. Hope this helps.. :)