Question

What event showed how the soviet union caught up to the u.s. technologicallly

Answer 1

The launch of Sputnik 1 in 1957.

Step-by-step explanation:

The USSR beat the U.S. in launching the first artificial satellite.

Answer 2

The fact that the Soviets were successful fed fears that the U.S. military had generally fallen behind in developing new technology. As a result, the launch of Sputnik served to intensify the arms race and raise Cold War tensions.