How did advances in scientific technology help solve the mystery of Planet X?

Which of the following was the eventual result of the allied attempts to contain soviet expanion

This chart shows american troop strength during what conflict? a) gulf war b) korean war c) vietnam war d) world war ii

What was a result of the peloponnesian war? a. it resulted in teh destruction of the peloponnesian league. b. it resulted in an alliance between athens and persia. c. it started the golden age of athens under pericles. d. it ended the athenian domination of the greek world.