What was the significance of the soviet union's launching of sputnik?

How did thomas hobbes’s interpretation of the social contract differ from john locke’s?

Which statement about submarine use in world war i is true? the allies never found a way to counter german submarine warfare. germany’s use of submarines affected the united states’ decision to enter the war. only the germans used submarines in world war i.

One of the main things that tobacco did for jamestown was to?