atomic bomb or the hydrogen bomb
The Soviet Union was communist, and the US greatly mistrusted communists. Also, They were both in the race to create the nuclear bomb.
It was in 1949 that the Soviet Union exploded an atomic bomb, and the communists gained control of China. Both of these events were worrisome to the U.S.
yes, Germany and the soviet union both invaded Poland. when the Germans invaded the Soviet union, it came as a big suprise to the Russians, who signed a non aggression pact with the soviet union.
The hydrogen bomb was much more powerful than the fission bomb. Sputnik sparked fears of Soviet bombs traveling on rockets. The United States and the Soviet Union both scrambled to make as many bombs as possible.
By 1953, the United States and the Soviet Union had developed both the atomic bomb and the hydrogen bomb, or H-bomb. So now that that has happened the United States wanted to have more interests in developing a hydrogen bomb and that's how it intensified.
The hydrogen bomb was much more powerful than the fission bomb. Sputnik sparked fears of Soviet bombs traveling on rockets. The United States and the Soviet Union both scrambled to make as many bombs as possible.
No oceans border the Soviet Union, as it no longer exists. When the Soviet Union did exist, the Pacific Ocean and the Arctic Ocean both bordered it.
Both the US and USSR had deliverable nuclear weapons in the 10+ megaton range by 1955.
Poland was invaded & occupied by both Germany & the Soviet Union.
The significance of it was so that they both could see who was better.The Soviet Union won the race.
WW1 contributed to the rise of fascism in both Italy and Germany and to the rise of totalitarianism in the Soviet Union.
The moon and sub-orbital and orbital human spaceflight around the Earth are the destinations in space did both the United States and the Soviet Union explored. -