Who first proposed multi-stage rockets and the space elevator?

How did king george iii react to the olive branch petition sent by the second continental congress?

Why didn’t the united states participate in the league of nations? the u.s. senate did not want the country to join. president wilson did not want the country to join. the league of nations was only for european countries. the league of nations had failed to prevent world war 1

Which statement best summarizes the content of the speech that victor gives walton’s crew when they want to return home he criticizes them for being cowardly and disrespectful to their captain’s dreams.