What was the first cooperative space venture between the United States and the Soviet Union?

the launching of Sputnik I
the launching of the International Space Station
the docking of American and Soviet spacecraft in 1975
the American/Soviet crew that flew on Soyuz 28

Question

What was the first cooperative space venture between the United States and the Soviet Union?

the launching of Sputnik I
the launching of the International Space Station
the docking of American and Soviet spacecraft in 1975
the American/Soviet crew that flew on Soyuz 28

accidentalaichan · Answer

C. Apollo-Soyuz happened in the '70s, long before either the Hubble was launched or a US shuttle would dock with a Russian space station. And Sputnik was strictly launched by the Russians, beginning the Space Race.