During the 20th century, battle included devastating effects on civilians due to advancements in weaponry. what were examples of the change in weapons?
-air attacks from planes on non-specific targets but city blocks.
-submarines were now common.
-troops carried bayonets as well as guns.
-the use of the first hand grenades.

Match each treaty with its description. treatys- a the munich agreement b the pact of steel c the molotov-ribbentrop pact descriptions- 1- an alliance between germany and italy 2- an agreement between germany and the soviets dividing eastern europe 3-an agreement between germany, france, italy, and britain granting germany a small part of czechoslovakia in return for peace

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis

Who coined the phrase “go west and grow with the country”?