The Soviet Union launched the first artificial satellite, Sputnik 1, into space on October 4, 1957.

John Glenn became the first American astronaut to orbit the Earth on February 20, 1962.

The United States landed the first man on the moon on July 20, 1969. The astronaut was Neil Armstrong.

The first nuclear weapon developed by the United States was detonated on July 16, 1945, at the Trinity test site in New Mexico. The device was named Trinity.

The United States was the first country to develop a hydrogen bomb. The first hydrogen bomb was detonated on November 1, 1952, at the Eniwetok Atoll in the Marshall Islands.

The Containment Policy was the economic policy implemented by the United States during the Cold War to contain the spread of communism.

Japan experienced the greatest economic growth during the Cold War. The Japanese economy grew at an average rate of 10% per year during the 1960s and 1970s.

The Five-Year Plans were the economic policy implemented by the Soviet Union during the Cold War to compete with the United States.

The United States had the largest military budget during the Cold War. The U.S. military budget reached its peak in 1985, when it accounted for 6.5% of the country's gross domestic product (GDP).

The Cray-1 was the computer developed by the United States during the Cold War to compete with the Soviet Union. The Cray-1 was the first supercomputer, and it was capable of performing calculations at speeds that were previously impossible.

The United Kingdom was the first country to develop a commercial jet airliner. The de Havilland Comet was the first commercial jet airliner, and it entered service in 1952.

Intelsat was the communications satellite system developed by the United States during the Cold War. Intelsat was the first global satellite communications system, and it allowed for the transmission of voice, data, and video signals between countries.

The United States was the first country to develop a nuclear-powered submarine. The USS Nautilus was the first nuclear-powered submarine, and it was launched in 1954.

Mir was the space station developed by the Soviet Union during the Cold War. Mir was the first modular space station, and it was in orbit from 1986 to 2001.