The most accurate statement regarding the relationship between the 2022 Russian invasion of Ukraine and the Cold War is:
Ukraine was part of the Soviet Union until 1991, and Russia wants Ukraine to return to its side in 2022.
This statement highlights the historical context of Ukraine's position within the Soviet Union and Russia's desire to exert influence over Ukraine, reminiscent of Cold War dynamics where countries were often viewed as spheres of influence. The other statements contain inaccuracies or do not capture the primary relationship effectively.